geek out about (someone or something)

geek out about (someone or something)

slang To express excitement and enthusiasm about one's very specific and sometimes unpopular interest, especially by talking about it in great detail. A: "Can I just geek out for a minute about how gorgeous Nicky Hopkins's piano playing is on this song?" B: "I don't know who that is, but sure?" Oh, you know Dad—he's just geeking out about some exotic bird he spotted on the hike.
See also: geek, out
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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