um and ah - definition and synonyms

verb [intransitive] mainly spoken 

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present tense
I/you/we/theyum and ah
he/she/itums and ahs
present participleumming and ahing
past tenseummed and ahed
past participleummed and ahed
  1. to be unable to decide what to do in a situation

    Stop umming and ahing and just get on with it.

derived word

umming and ahing

noun [uncountable]

After some umming and ahing, we decided to move in together.