look up any word, like full-donald:
 
3.
cock, penis, single barreled porridge gun
i whipped out my spunk trunk and stuck it in the bitches mouth
by aidan October 19, 2003
 
1.
A larger and more impressive version of the spunkstick.
She nearly passed out when I pulled out the spunk trunk!
by Irritatus Maximus October 04, 2007
 
2.
The pants every male owns that he wears solely around the house and never washes and they have a conspicuous crusty stain somewhere on the front that is the result of misplaced ejaculants which occured some weeks or months before and now just hangs on for the ride.
had on me spunk trunks and my mates girlfriend showed up and I had to do the old "place different random objects over my crotch area to cover my spunk" trick, worked like a charm
by boners mcgee 2 February 05, 2011