Another word for a penis. Also a body part on a baby.
"Hey Melanie, did you get any baby arm last night?"

"Of course, I get baby arm at least twice a week, Daniella!"
by WhisperingEyePBHS September 26, 2009
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An apt way to describe ones chap, when, but only when, on removal from ones pants the lucky lady gasps with delight!
The young lady thought his chap looked like a babies arm gripping an apple.
by Simon October 11, 2004
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A large multi-paper joint
We smoked a fuckin babies arm joint
by DWatson March 18, 2005
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A tiny, abnormally shaped arm. An arm so small that it looks like an army of a baby.

Wolves tend to eat baby arms.

Juria has a baby arm
OH HEY GUYS I HAVE A BABY ARM
NO ONE LIKES IT
by An_internet_guy September 4, 2011
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Noun. Short arms caused by a genetic defect. Used as a greeting or farewell.
"Baby arm."
"Baby arm. Where ya been?"
"Rehab."
"Good luck. Baby arm."
"Baby arm."
by mikeyddddd April 15, 2005
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a bag, a pile or a line of cocaine. Also known simply as arms.
Can be procured from an arms dealer.
"Excuse me do you know where I can find any baby arms?"
"Baby arms, you know, they are short and fat and white."
"I know you are in that bathroom stall doing arms, let me in before I turn the light out."
by Henry Poole March 10, 2007
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The massive boaby of Obid0n, drummer with popular beat combo Subbuteo Pitch Invasion. A man who is so well-endowed and great in bed that when he's done even the neighbours need a smoke.
'Bloody hell, Obi-huge-boaby, that's what I call a baby's arm!'
by Maria Callous July 11, 2006
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