Top definition
Step 1: With a clenched fist, retract the forearm towards the shoulder in a hammer fist fashion.

Step 2: Extend the fist outward to the side of one's body until desired length is reached.

(Shit techno plays)Guido: Oh snap,it's time to dance. Guido's assemble, it's Guido Fist Pump pump pump. Damn we're jacked and tan.
by Danbeelz July 15, 2008
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