An attempt to slowly "inch" your hand into another individuals genitals, often not welcomed and typically man on man. Commonly this uncomfortable advance is spurred on by large volumes of alcohol consumption
"Dude that Drunk Closet-Homosexual Son of a Bitch just tried to Inch Worm his way into my pants"
by Taight March 22, 2010
Top Definition
Referring to a guy with a small dick.
Check out Johnny's inch worm.
by Dano November 25, 2004
a small dick!
juju: fuck foo have you seen g-eyes ex-man??? homegirl:who that foo ziggy??? juju:yeah foo i been tryna get at that foo since middle school, last night that foo came over all drunk with that foo spencer with his pants all falling and shit haha!!that foo straight got a fucken inch worm! homegirl: for real eww you like everyone foo serio! juju: so what! fuck it i'll still let em hit!!
by MS.DRAMA February 28, 2010
A teeny tiny penis that you can't do NOTHING with. no orgies with this one ladies.
Marcy: My cousin Jonah has an inchworm. He has had it all the 15 years of his life and it never grows.

Percy: Where did he get that? i once caught a caterpillar and it only lasted a few days. Maybe i pet it too was so cute though... Does Jonah ever pet his inchworm?

Marcy: who ho ho ohhh ya. He pets it ALL the time... but nothing ever happens...Its just too small.

Percy: Really? He has had his inchworm for 15 years, but he never grows and is really tiny?

Marcy: You got that right.
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