What is Cum Gum?
1.
Freshen up gum, ie gum that squirts in your mouth.
Would you like some cum gum?
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2.
dried cum from oral sex left in ones mouth do to lack of hygeine.
sarah:youve got cum gum in your teeth. Jill:sorry i was with john last night.
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3.
When a girl/guy is sucking sumone's dick and they have gum in there mouth.. that gum is called cum gum.. because there is cum in the gum.. and u continue to chew it!
LOL!! she has cum gum in her mouth.