Meaning of the word "be long in the tooth" in English

What does "be long in the tooth" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

be long in the tooth

US /bi lɔŋ ɪn ðə tuθ/
UK /bi lɔŋ ɪn ðə tuθ/
"be long in the tooth" picture

Idiom

1.

to be old or too old to do something

Example:
He's a bit long in the tooth to be starting a new career.
Some people might think I'm long in the tooth for this kind of adventure, but I don't care.
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