はいはい LinksSentence search for はいはいEdit in JMdict 1. yeah, yeah; whatever; sureColloquial, See also はい2. yes; sure; gotchaColloquial3. helloon phone, as a reply to もしもし4. giddy-up; gee-up; giddapSee also はい, said to a horse Discussions Log in to talk about this word.