exclamation
the way of writing the sound /həmf/ that people use to show they do not believe sth or do not approve of it
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WORD ORIGIN
natural utterance: first recorded in English in the mid 16th cent.
HUMPH
Meaning of HUMPH in English
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005