Learn the Lingo (ABC order)

Thanx to official site: ROCKET POWER LINGO! AERIAL-(Surfing) When the wave your riding sends your board above it into the air.
AGGRO-(General) Getting aggressive. "Don't get aggro with me, Twister!"
ALLEY-OOP-(Snowboarding & Surfing) Turning 180 degrees in the air in an uphill direction.
AS IF!-(General) Yeah right. What you say when there is absolutely no chance of a particular event EVER happening.
ATE IT-(General) Bit the dust. Crashed. Smashed. Blew it.
AWESOME-(General) Cool. Gnarly. Wonderful. Great job.
BAIL-(General) To escape, leave or disband when the situation calls for immediate retreat.
BACKSIDE-(Surf/Skate/Snow) Turns or rotations in the direction your toes point towards, so that your back is facing the outside of the arc.
BACKSIDE AIR-(Surf/Skate/Snow) Getting up in the air with your back to the wave, ramp or wall
BACKWARDS STEAMROLLER-(Bike riding) Riding a bike backwards (bars facing the rider) on the front wheel as the back wheel is up in the air.
BEACHMOBILE-(Surfing) Any car, van or sport utility vehicle covered in surf stickers, carrying surfboards, body-boards and wet suits, or otherwise driven for the sole purpose of getting to and from the beach.
BEEF-(General) A problem with someone. (Surfing) Wiping out. (Food) The stuff in hamburgers.
BEAT-(General) Messed up. "It's a pretty beat day." BLASTED-(Surfing) Wiping out.
BLINDSIDE-(Snowboarding) A term to describe a maneuver where visibility is limited or restrained.
BODY CHECK-(Hockey) Use of the body to slow or stop an opponent with the puck.
BOGUS-(General) Fake. Wrong. Lame.
BONK-(Snowboarding) To hit an object with your board.
BUMMER-(General) Disappointment. Buzz kill. Huge let down.
BUSTED-(General) Caught red handed.
CABALLERIAL-(Skateboarding) A halfpipe trick which begins fakie, spins 360 degrees and lands riding forward.
CA-CHING!-(General) Getting shown the money. CHANGING ON THE FLY-(Hockey) When players switch with fresh players on the bench while the game is going on.
CORKSCREW-(Snowboarding) Any air rotation that is off-axis.
CRITICAL SECTION-(Surfing) The hardest and most challenging part of the wave to surf.
DA BOMB-(General) The best, really great.
DECADE-(Bike riding) Jumping around the front wheel of a bike while riding it as it is up in the air.
EGGPLANT -(Snowboarding) A one handed 180 degree backside rotated invert in which the front hand is planted on the lip of the halfpipe wall. (from the Snowboarder lingo page)
EL ROLLO-(Body boarding/Skateboarding) Doing a 360 roll with the lip of the wave.
FAKIE-(Snowboarding) Riding backwards.
FIREHYDRANT-(Bike riding) To turn your body around on a bike while riding it and then turn the bike around as well.
FLAIL-(General) Loss of all control. To spazz out.
FLIPS-(Skateboarding) Hard flips, Heel flips, Kick flips, Nollie kick flips, 360 flip, Varials.
FRONTSIDE-(Skateboarding/Surfing/Snowboarding) Turns or rotations in the direction your heels point towards, so that your front is facing towards the outside of the arc.
GNARLY-(General)-Heavy, intense
GOOFY FOOTED-(Skateboarding/Surfing/Snowboarding) Riding with the right foot in forward position.
GRIND-(Skateboarding) Sliding along the edge of a wall or other object with the trucks of your board.
GROMMET-(Surfing) A young surfer.
GROUND SWELL-(Surfing) Long, parallel lines of waves that originate far from shore.
HALFPIPE-(Snowboarding/Skateboarding) A wooden ramp built for skating
HEEL FLIP-(Skateboarding) Flipping the board with the heel of the foot while doing an ollie
INFINITY ROLLS-(Bike riding) Spinning in circles using the momentum of your feet off the back pegs of your bike.
INVERTED AERIALS (Skateboarding/Surfing/Snowboarding) Airborne and upside down.
KICKFLIP OLLIE-(Skateboarding) Flip initiated by toes giving the board a quick kick.
KOOK-(Surfing) Dork. Beginner surfer
LAME-(General) Weak. Bad. Bland.
LATER!-(General) See ya. Goodbye. Hasta La Vista.
LEASH-(Surfing) The cord that keeps you attached to your board.
LIP-(Surf):The crest of the wave. (Skate): The sloping on a ramp or bowl. (Snowboarding): The edge of a slope or wall.
LIPSLIDE-(Skateboarding)Sliding your board on the lip of the ramp.
LULL-(Surfing) The time between rideable waves.
MCTWIST-(Skateboarding/Snowboarding) An inverted aerial with a 540 degree rotational flip.
NOLLIE KICKFLIP-(Skateboarding) Ollie off the nose of the skateboard.
NOSE-(Skateboarding) The front of the board.
OLLIE-(Skateboarding) Catching air by popping the tail and kicking the nose.
POSER-(General) Someone who tries to hard to be what they're not. Also spelled "Poseur".
ROCKWALK-(Bike riding) Using your back wheel to spin in 180 degree cycles.
SAVE-(Hockey) A shot blocked by the goalie which would have gone into the net if not stopped.
720 AIR-(Skateboarding/Snowboarding) Doing a 720 degree rotation in the air and landing forwards.
SHOOBIES-(Beach lingo) Tourists and beach newcomers that spoil the waves for the locals. See also: Kook
SICK-(Surfing/Snowboarding) Really great.
SPIN CYCLE-(Surfing) Wiping out and getting thrashed underwater until you don't know which way is up.
SQUID-(General) A newbie. A beginner. See also: Sam Dullard
STICK-(Snowboarding, Skateboarding, Surfing) Your board.
STOKED-(General) Really happy. Excited.
TAIL-(Skateboarding) The back of the skateboard.
TAILWHIP-(Bike riding) Spinning the back of your bike counter-clockwise as the front wheel remains motionless.
THRASHED-(General) Pooped. Exhausted. Damaged.
WACKED-(General) Messed up.
WHOA!-(General) Wow!
WIPE OUT-(Surfing) What happens when the wave gets the best of you. To get blasted, drilled, bullwinkled, nailed, to eat foam, to get rag-dolled, railed or pounded. To fall off your board while riding a wave.
YARR-(General) Hey there.