Overchestimate

To guess a girls breastsize only to find later that the extra cup size came with the bra...

I totally overchestimated Alli... She looked to be a solid B, only to find out she was barely an A!

by Koition February 06, 2010

Overchestimate

When a friend asks you how big your ex-girlfriends boobs were, but you say they we're one size larger.

Idiot 1: They we're Z cups Dude!
Idiot 2: O.... M.... G!

"Brandon always Overchestimates his ex-girlfriends; That guy is an idiot."

by Tower defense February 04, 2010