plural cougars also cougar
Definition of cougar
1
: a large powerful tawny-brown cat (Puma concolor synonym Felis concolor) formerly widespread in the Americas but now reduced in number or extinct in many areas
— called also catamount, mountain lion, panther, puma
2
slang
: a middle-aged woman seeking a romantic relationship with a younger man
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Merriam-Webster unabridged
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Time Traveler for cougar
The first known use of cougar was in 1774
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