Top definition
When titties look bigger than they really are. Most often due to the manner in which the titties are dressed/displayed.
Dude, i was so bummed when she took her shirt off, total optical allusion titties, they were tiny.

"yeah, there not that big, there optical allusion titties" - Mello
by T-sett September 22, 2009
Get the mug
Get a Optical allusion titties mug for your mom Rihanna.