cut your teeth
Meaning
To gain your first real experience and become skilled by starting with basic or early work in a field.
Origin
Originally referred to babies “cutting” (erupting) their first teeth during teething. By the 19th century it was used metaphorically for someone’s early formative experiences—where they first develop competence.
Notes
Often used for early, formative professional experience, especially in “cut your teeth on …”. Neutral tone; implies learning by doing and building competence.
Examples
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She cut her teeth as a reporter covering late-night city council meetings.
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Many great chefs cut their teeth in small neighborhood kitchens before opening their own restaurants.
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I cut my teeth on open-source projects, which taught me how to collaborate with strangers online.
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He cut his teeth in customer support, learning patience and clear communication the hard way.
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The company cut its teeth during the recession and came out tougher and more disciplined.
Grammar & Usage Notes
Fixed phrase: “cut your teeth” or more commonly “cut your teeth on + noun/gerund.” Tense can change (cut/cut). Possessive changes with subject (cut my/his/their teeth).
Synonyms
- learn the ropes
- get your start
- gain experience
- pay your dues
- serve an apprenticeship
Antonyms
- be inexperienced
- be green
- be wet behind the ears