1 definition by forkrul assail

Top Definition
Gacker (n): Someone who plays the game of genetics using both zinc fingers and stem cells.
John, the gacker, did the devil's work juggling them stem cells.
by forkrul assail June 11, 2010

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