Top definition
Surgically enhanced female breasts. The word mammarex is a play on the brand name Memorex™ and its advertising slogan ("Is it live or is it Memorex™?").
Example: "Are her breasts real or are they mammarex?"
by breast fixation June 12, 2011
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug