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1. Sabre Tooth Tiger
An old woman (who's long in the tooth) that hooks up with a young guy.
Did you see Cloris Leachman making out with Jack Black? She's a Sabre Tooth Tiger!
2. Sabre Tooth Tiger
A cougar that is so old that she is now extinct.
Ladonna tried to trade her husband in for a younger version but she had unknowingly become a sabre tooth tiger.
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