Lucy habby slap is where a female removes her breasts from her top and slaps a man/woman with her breasts. This causes great sexual pleasure for the man/woman. This can also cause severe damge to there face, depending on the size of their females' bosom or how hard she hits you.
Struan: Hey Habby wots wrong with your face?

Habby: I just got back from your mum

Struan: So... my mum beat you?

Habby: No she gave me a massive Lucy habby slap

Struan: MMMMM. not my fault ur harder, better, faster, stronger and bigger.
by HabbyLiton26 June 5, 2009
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