drum on (something)
To beat rhythmically on something. I drummed on the counter while waiting for the bank teller to process my transaction.
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.
drum on something
to tap, thump, or beat on something in rhythm. Who is drumming on the table? Please stop drumming on the wall.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.