Top definition
Willy cheese is all the extra parts of sperm and cum around the guys penis. It is called cheese as it is all the stuff thats been left for a while and stinks.
girl "wats that "
guy "what"
"that by you balls?"
"oh thats cheese"
"why is there cheese on your knob?"
"no its willy cheese "
by FittDuckiies May 02, 2008
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