dad-in-law

[ dad-in-law ]
/ ˈdæd ɪnˌlɔ /

noun, plural dads-in-law. Informal.

Origin of dad-in-law

First recorded in 1690–1700; see origin at dad1, in, law1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019