1:(Noun)A person with low or no moral values
4:(Noun) A girl whom we shall call Moby Galindo
also can be spelled LIBERTEEN when talking about crazy young girls. see definition 4.
Moby the libertine enjoys fishing, playing tennis, and jump-roping in her free time. Some call her a whore...but others use this term with affection. But currently her steam is for one person....and that is me...and you know you are jealous of me....i love her with all of my heart and we both know she deserves the title of libertine.