tip one's hat

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tip one's hat (third-person singular simple present tips one's hat, present participle tipping one's hat, simple past and past participle tipped one's hat)

1. To briefly remove or tap one's hat as a gesture of greeting, deference, or respect.
2. (idiomatic) To acknowledge or show respect; to honor.

   I tip my hat to whoever invented the root beer float.

• take one's hat off to

• on the tapis