Top Definition
The stretch marks, on a shirt, between the breasts. Especially noticeable when the shirt is tight, the breasts are large, or both.
Look at her titsion. Her tits must be huge to make that much titsion. I'd like to release the tension in my pants between her titsion.
by Big Blue Dog January 27, 2010
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×