Top definition
Pronounced (sh--poo-m-f)
Adjective
Noise Created When Air Is Quickly Released From A Tube
The Tube Made A Shpumph Noise As The Ball Was Fired From It
by Brian Hetherington April 03, 2006
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