出典:Wiktionary
出典:『Wiktionary』 (2025/04/06 17:39 UTC 版)
From bum (“unpleasant, depressing”).
bum out (third-person singular simple present bums out, present participle bumming out, simple past and past participle bummed out)
This phrase is mostly used in the passive voice or with the subject it, but unlike the synonymous standalone bum, there exist active-voice constructions such as
複合動詞の活用形:
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