muss up

verb — 3 senses

verb

To thoroughly muss something.

Obsolete, Slang To treat roughly; to beat up.

Tuxedo is a good-hearted, gentle, quiet, soft-voiced tobacco[…] no "fighting spirit" in it anywhere to muss up your tongue.1916 March 11, “[advertisement] You Men Who Have Pipes”, in Saturday Evening Post:

Used other than figuratively or idiomatically: see muss, up.

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.