whittle down - definition and synonyms

phrasal verb [transitive]
present tense
I/you/we/theywhittle down
he/she/itwhittles down
present participlewhittling down
past tensewhittled down
past participlewhittled down
  1. to reduce the number of people or things, or the size of something

    The list of 50 candidates was finally whittled down to four.

See also main entry: whittle