Mammagination

Thinking and/or dreaming about Boobs.

Having a vivid mammagination= Being able to think about what someones breasts might look like if they were bigger or smaller.

by Farkasm December 20, 2012

Managination

When one uses his mind, or imagination, to produce a boner to engage in masturbation and ejaculation.

Pronounced: Muh nah ja Nation

Yeah dude I didn't have any porn so I was stuck using my managination.

by Chuck L. November 23, 2007