at preposition - Definition, pictures, pronunciation and usage …
https://www.oxfordlearnersdictionaries.com/definition/american_english/at
WEBa place or an activity that is very popular or fashionable Judging by the crowds waiting to get in, this seems to be where it's at. Definition of at preposition in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
DA: 24 PA: 72 MOZ Rank: 59