nail file
noun
Definition of nail file
: a small narrow instrument (as of metal or cardboard) with a rough or emery surface that is used for shaping fingernails
From the M-W Editors
First Known Use of nail file
1862
NAIL FILE Defined for English Language Learners
nail file
noun
Definition of nail file for English Language Learners
-
: a small, flat piece of metal or cardboard that has a rough surface and that is used for shaping your fingernails
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