Top definition
The act of diminishing the fun time had by others, either by design or circumstance.

See also: funjacker and funjacked
I thought we'd never stop laughing, but then Dave's stupidity was a sudden funjack
by DanoNYC June 22, 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