knock at (something)

knock at (something)

To strike something sharply and swiftly. Hush for a moment. I thought I heard someone knocking at the door. I was kept awake by the sound of tree branches knocking at the windows.

See also: knock

Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.

knock at something

to knock [on something] at a particular location. I could hear someone knocking at the door next to mine. Who is knocking at the door?

See also: knock

McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.