Definition of odd one or man out in English:

odd one (or man) out

A person or thing differing from all other members of a particular group or set in some way: I hate being the odd one out among friends who are all couples in the case of the verb become, the odd one out is the past form
More example sentences
  • I can look violent or like the odd one out, an outsider.
  • Italy was the odd one out of the six founder member states.
  • He wanted to be one of the boys, not the odd one out.
See parent entry: odd

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Word of the day flippant
Pronunciation: ˈflɪp(ə)nt
adjective
not showing a serious or respectful attitude