1. The fat/saggy man-boobs that hang from homosexual mens' chests. Usually seen when out of shape gay men wear clothes that are too tight for them. Can also be used while talking about a straight man who has man-boobs but is acting or dressing in a way that might be considered gay.

2. An undefined, fatty and flat pair of breasts on a linebacker physiqued woman.
look at the 'squirrel titties' on that guy
by mike tarudo June 18, 2010
Get the squirrel titties mug.