Armour: Hardcore protection for your body.

ATB: All Terrain Board/ing. Alternate name, popularized by ATB magazine.

Backside Turn: Changing direction of travel heel-side.

Backside Spin: Rotation of body and board heel-side

Bail: Avoiding a crash. “Man I was headed for a tree and had to bail, big time”

Balance board: Training tool consisting of rolling tube and deck.

Base Plate: Allows snowboard bindings to secure to deck.

Bearings: Encased greased ball bearings within the hub allow free-spinning wheels to attach to the trucks.

Beastwich: A massive sandwich or jump.

Berm: A banked corner, as seen in bx tracks.

Big Air: Freestyle goes huge. (Also a DVD about Mountainboarding).

Bindings: Adjustable foot straps holding your feet to the board.

Bionic Trucks: Trucks designed by G.I. that use urethane blocks (torsion cubes) to control the ride.

Board Bag: Big bag designed to fit all your mountainboarding gear.

Boardercross: Racing/course. riders attack the same feature-laden track at the same time.

Boardslide: A grind where the board turns 90 degrees so deck is touching rail, feet either side, belly button facing forwards downhill (frontside), facing uphill (backside).

Box: ( fun box ) A man-made feature that can be used for jibbing, esp. in slopestyle.

Bungee: type of flexible heel strap.

Bunny Hop: Jumping the board on flat terrain so all 4 wheels leave the ground.

Bushing: A rubber dampener within skate trucks.

Butt Pads: Protection for your ass.

BX: BoarderCross, (usually) 4 man, head-to-head race down feature-filled man-made course.

Carve: Flowing linked turns, left-right-left-right.

Comp: Competitions, events.

Channel Trucks: Adjustable trucks consisting of springs and shocks.

Chong: Herbal medicine.

Dampener: The egg shaped spring insert that reduces speed wobbles.

Deck: The main body of a mountain board.

Double: Jumping instead of pumping ( over rollers ).

Downhill: The style of riding focused on descending large hills or mountains.

Drifting: A controlled slide, usually on a loose surface eg gravel or leaves.

Drop in: To start a descent, usually by 90ing in.

Drop off: A shelf or sudden increase in gradient of the terrain.

Egg Shocks: Shock absorbers held within the springs of channel trucks. Different colours mean different densities. Harder eggs = less wobble, more speed.

Fakie: When riding in your non preferred direction eg, Regular riders riding goofy.

Flex: The  ( torsional) bendability of the deck.

Freeride: Riding free without constraints. Implies more importance to downhill and the great outdoors.

Frame board: Old skool board design that has a steel frame running under the deck.

Freestyle: Pullings tricks in the air after leaving a jump.

Frontside Spin: Spinning so your toe faces the direction of travel first.

Frontside Turn: changing direction of travel toe side.

Full Face: type of helmet, motorcross style.

Gnar: Gnarly, challenging, tricky, extreeeeme.

Goofy: ( stance ) leading with your right foot.

Grab: Grabbing the board in mid-air to add style.

Grind: To consciously scrape your deck/trucks on a feature.

Griptape: As on skateboards, sandpaper-like surface that is stuck to mountainboard decks to improve grip between your shoes and the deck.

Hardware: Boards, wheels, nuts, bolts etc

Heel edge: The side of the board your heels are on.

Heel Straps: An addition to regular bindings that secures your heels into the binding.

HelioCore Reverse Cap Composite: Ground Industries designed deck that uses a foam core rather than wood ply.

Helmet: Head protection, essential for safety.

Hub: one part of a two-part wheel.

J-Turn: Turning the board over 90 degrees to head across and back up the hill to stop.

Jib: ( Jibbing, Jibnidge etc ) The act of maneuvering your board in a tricky manner, esp. on top of and around a structure such as a stump, rocks, stairs, rails etc. When you are playing around, messing about, showing off, jumping, flipping, hopping your board etc you are jibbing.

Kite Landboarding: Flat land riding that uses a powerkite instead of a hill to keep you rolling.

Kingpin: The main bolt within skate-style trucks.

Lam Composite deck: A form of deck that is laminated  (with a wood core) for strength.

Leash: A lead that attaches you to your board to stop the board rolling off should you stack.

Lid: helmet

Manual: Balancing on the rear wheels only while rolling.

Matrix: Adjustable channel trucks from MBS

Matrix-Lite: Matrix trucks with holes in to reduce weight.

MJ: Martyn James / Michael Jackson. Balancing on the 2 toeside or heelside wheels.

Nizz: like gnar.

Nollie: A bunny hop where you take off from the front wheels.

Nose: Front of the deck.

Ollie: A bunny hop where you pre-load off the back wheels.

Pads: A form of body protection. Knee pads, wrist pads, elbow pads etc.

Patch: A rubber seal for inner tube puncture-repair.

Piss-pot: cheap helmet

Ply: Wood layers firmly glued together ( usually 9 or 12 ), used as the core of most decks.

POP: Latent energy within the deck. Springy-ness. Pop. You know.

Powerslide: Forcing the board to change direction by sliding all wheels, like a rally driver going around a bend sideways. Often a pre-cursor to stopping.

Poaching: Riding controversial, possibly illegal terrain, eg golf courses.

Pump: Extending and relaxing your legs over features to gain extra speed off the terrain.

Rachet: On bindings to tighten and secure feet to board.

Rail: Tube or pipe used to slide, grind and stall on.

Regular: ( stance ) leading with your left foot.

Reverse-Cap Composite: An MBS deck design that uses fibreglass with a wood core.

Rollers: A feature within bx tracks with consecutive mounds to be rolled over.

Sandwich Composite: An MBS deck design consisting of multi layer ply.

Shralp: to tear it up or shred.

Shred: to rip it up, large style.

Scrub: To shave speed off.

Single track: Thin tracks or paths.

Skate trucks: Trucks based on traditional skateboard design.

Slipstreaming: Riding close to the back of another boarder or car in order to use them as a windbreak allowing greater speeds.

Stall: Similar to grinding but you are stationary.

Switch: When riding in your non-preferred direction. E.g. Regular riders riding goofy.

Table Top: A jump that has its center filled so it can be rolled over on a board. Opposite to a gap jump.

Tail: Back of the board.

Tic-tac: Garnering speed by popping little l-r-l-r movements with the front wheels with weight on the rear wheels.

Toe edge: The edge of the board your toes are on.

Top Hat: Holds the springs in place on channel trucks.

Transfer: Movement or change from one position to another, esp. on ramps

Transition: The angle of jump/landing.

Trucks: Holds your wheels to your board. Skate and Channel.

Trudge, The: Walking back uphill.

Tube: Rubber inners within tyres that contain the air pressure.

V5 Brake: A reverse V-brake ideal for single tracks and beginners.