Top Definition
Sperm, particularly in a womans mouth
"Bosh bosh, give her both lumps, she was brushing with cupid's toothpaste this morning."
by Da Real JZ January 03, 2009

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Blowing a large load on a girls face or in her mouth, thus enabling her to brush her tongue along her teeth to wipe/clean/swallow it.
Man, I just shot some of cupids tooth paste all over her face and mouth!
by Cam Brady October 10, 2011

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