wipe the/that grin off (one's) face(redirected from wiping the grin off of his face)
wipe the/that grin off (one's) face
To stop smiling or appearing pleased; to do something that makes someone stop feeling happy, smug, or superior (about something). He can gloat all he wants, but this subpoena will wipe the grin off his face. Wipe that grin off your face, you little punk. You're going to pay for that!
wipe the/that ˈsmile, ˈgrin, etc. off your/somebody’s face(informal)
1 used to tell somebody to stop smiling, etc. because it is annoying or not appropriate: Wipe that smile off your face or I’ll send you out of the classroom.
2 make somebody feel less happy or satisfied with something: The news from the stock market soon wiped the smile off his face.