cream puff noun7 •A light, hollow pastry typically filled with cream or custard. •(informal, figurative) A weak or ineffectual person.— Oh, Mr. Jackson, I think you're wonderful. You've really got what it takes. — Well, I ain't exactly a cream puff. — 1947 •(slang) A weak pitch.So instead of lobbing a cream puff, I kicked up my leg and brought the Ruttlemyer Express. — 2000 •(slang) An old motor vehicle in especially good condition. •(slang, old-fashioned) A gay man. •(Scotland, slang) A state of mild annoyance or irritation.'You still in the cream puff, or what?' I shook my head. No, I wasn't in the huff. — 1992 •(slang, no longer used) An exploding shell. formscream puffs