|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.