Long-in-the-tooth Definition
Origin of Long-in-the-tooth
Possibly from the practice of examining the length of horses’ teeth when estimating their ages: an old horse has long, rectangular incisors, and their occlusion angle is steep. Compare don't look a gift horse in the mouth.
From Wiktionary
Long-in-the-tooth Is Also Mentioned In
Find Similar Words
Find similar words to long-in-the-tooth using the buttons below.