look up any word, like the eiffel tower:
 
1.
Device where several loads of semen is loaded into a funnel connected to a tube that ends in a woman's mouth.
What a nasty slut, she did the cum bong.
by Ben Hill April 20, 2006
 
2.
similar to bukkake goggles. used in similar fashion as a beer bong
that dirty slut hit the cum bong
by Andrew Stump August 30, 2005