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1.
Acronym for "Hymen I'd like to break". Takeoff of "MILF" from American Pie - to be used when you see a hot teenage girl you'd like to have sex with.
Hey Matt - look at that young girl with the green dress on. She's such a HILB!!
by ScottieJ February 11, 2007
 
2.
Adjective- To leave a party or any gathering of friends for no apparent reason well before the gathering has ended.
Chua pulled a Hilb. And the party was only just starting to warm up!
by Voithi Central April 04, 2011