cut (one's) teeth(redirected from cut their teeth)
cut (one's) teeth
To gain experience with something, especially at a young age (when one's teeth would be coming in). Oh, I cut my teeth on those kinds of equations! Give me a challenging problem for a change! Jen may be young, but she cut her teeth at a prestigious journal, so her perspective and expertise will be invaluable to us.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
[for a baby or young person] to have new teeth emerging through the gums. Billy is cranky because he's cutting teeth. Ann cut her first tooth this week.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
cut your teeth
COMMON If you cut your teeth doing something, you get your first experience of it and learn how to do it. He plans to cut his teeth on demanding theatre parts before making the break for TV and film. He cut his teeth in the sixties as director of Edinburgh's Traverse Theatre. Note: This expression can be varied by adding an adjective before teeth to show what sort of experience was gained. He had cut his editorial teeth on the London Evening Standard. Note: When a child cuts a tooth, the tooth begins to appear through the gum.
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012
cut your teethacquire initial practice or experience of a particular sphere of activity or with a particular organization.
The form cut your eye teeth is also found. The image is that of the emergence of a baby's teeth from its gums.
Farlex Partner Idioms Dictionary © Farlex 2017