Arm Cannon

Noun:

Megaman's preferred weapon; a retractable prosthesis that fires plasma charges.

"...and so, with a final blast of his arm cannon, Megaman laid the diabolical Dr. Wily's latest mad creation to waste!"

by Joshua B. Wright April 7, 2004

baby's arm

San Diego slang for a large, flaccid penis. Derived from the similarity in size and curvature to an infant's arm. Also called "baby's arm holding a pear".

"When she unzipped my jeans, I showed her the baby's arm."

by Brick September 14, 2003

Squeezing Arm

Something constantly being taken from the bot, Syntax.

-insert name here- punches Syntax

Syntax: They took my squeezing arm!

Syntax: WHY MY SQUEEZING ARM?!?

Syntax: WHHHYYYYY?

by IttehBittehKitteh February 21, 2009

tennis arm

when your forearms and hands are incredibly tanned and your upper arms are totally pasty

usually from playing tennis

chris had a real bad case of tennis arm

by chairman mao tse-tung March 6, 2008

arm party

When somebody (usually/hopefully a girl) wears a bunch of different bracelets on the same arm, sometimes using many bright colors or different materials/metals is called an arm party. The more the merrier!

that girl with the huge arm party thinks she's ke$ha, her bracelets weigh more than she does!

by Sgiac801 October 5, 2011

Hammer arm

When a male masturbates with one arm more than the other causing it to be muscularly bigger than the other one.

Guy 1: "Yo whys your one arm so big son?"
Guy 2: "Ahh i got Hammer arm, i jackoff with my dominate arm more then the other one so it's just uneven."

Guy 2: "Sounds like you needa switch it up a bit man."

by killerseemroe January 7, 2012

pencil arms

When a dude has skinny arms. There is no change in thickness between the bicep and forearm.

See David over there? He has pencil arms bro!

by Megladon March 25, 2017