Definitions by OxfordEnglishDictionary

the cats pajamas 

its a cheesy and kind of old way of something is cool

1) Lets go to Luxor cafe, that place is the cats pajamas!

2) A: I found a 100 bucks in my pocket.
B: Thats the cats pajamas, man/woman!

the cats pajamas by OxfordEnglishDictionary January 3, 2009