Skip to main content

Under-Onesie

The formation that occurs when a guy tucks his undershirt into his underwear.
Nat, when you bend over, I can see your Under-Onesie. I guess your torso never gets cold.
by Ballsackreligious October 27, 2016
mugGet the Under-Onesie mug.

Share this definition

Sign in to vote

We'll email you a link to sign in instantly.

Or

Check your email

We sent a link to

Open your email