nibble away at - definition and synonyms

phrasal verb [transitive]
present tense
I/you/we/theynibble away at
he/she/itnibbles away at
present participlenibbling away at
past tensenibbled away at
past participlenibbled away at
  1. nibble away at something to reduce the total amount of something by gradually using small amounts of it

    Beware of hidden costs that can nibble away at your budget.

See also main entry: nibble