Starting anal while flaccid but expanding after entry
Paul Rudd and Josh Brolin were recently seen Ant-Manning on the set of Avengers Endgame.
by Jason Howlett March 23, 2019
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The practice of one, entering another's asshole without consent and stretching out to occupy the most space. The sole purpose being to damage one as much as possible.
Thor: Yo team I totally ant-manned this Asguardian hoe last night.

Tony: Wtf is Ant-manning...?

Ant-man: When you jump in someone's ass and EXPAAAAAAAAAANNNNNND

Tony: .....
by GIGA-Shippuden March 23, 2019
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When you enter through the ass while your dick is flaccid and becomes erect once it's inside
"My anal cavity blew up like a balloon whenever Frank did the ant man inside me"
by Dyslexifier March 23, 2019
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Newfag: Dude Who is that?
Oldfag: Dude! Thats mother fucking ant-man! Holy shit!
by Badass568521 May 16, 2011
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