female breasts that are extremely large and tend to fall around in an unkept manner.
"that holly bitch got some slop tits."
by Ephram The Retarded Rabbit March 28, 2005
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A girl that gets sloppy drunk and sucks any dick in sight. Old slop tits is also known to slap a friend or opponent with her sloppy tits, leaving a bruise on the side of ones face or boner.
Old slop tits is here again, cover your boners and don't make her angry.
by Jiz rag March 14, 2005
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