ワイワイ

わいわい
adverb, onomatopoeia
noisily, merrily, boisterously
informalonomatopoeiacommunication
1. noisily, merrily, boisterously
The sound or manner of many people talking, laughing, and having fun together in a lively, noisy way. Generally positive, describing cheerful group excitement.
みんなでワイワイ騒(さわ)ぐ。
Have a noisy, merry time together.
友達(ともだち)とワイワイ話(はな)しながら食(た)べるのが好(す)きだ。
I like eating while chatting noisily with friends.
忘年会(ぼうねんかい)では同僚(どうりょう)たちとワイワイ盛(も)り上(あ)がって、楽(たの)しい一夜(いちや)を過(す)ごした。
At the year-end party, I had a fun evening getting lively and boisterous with my colleagues.

ワイワイ is an onomatopoeia representing the cheerful noise of a group of people. It has a positive, fun connotation.

Common collocations

Usage

  • Almost always describes a positive, enjoyable atmosphere
  • Often paired with ガヤガヤ to intensify the sense of lively noise: ワイワイガヤガヤ
  • Can be used as a する verb: ワイワイする (to have a lively, noisy time)
  • Contrasts with うるさい, which is purely negative noise

Related Articles

Common Onomatopoeia and Mimetic Words
general
Added 2026.2.15 9:23 · Revised 2026.9.2 13:01
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