what's his/her face

what's his/her/their face

A phrase used to refer to someone whose name the speaker does not know or cannot remember. And then what's their face showed up at the party and ruined the whole thing! Dave has been dating what's her face for a few months now.
See also: face
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

what's his face

 and what's his name
Sl. someone whose name has been forgotten; someone whose name is being avoided. Was what's his name there? I never can remember his name. I can't remember what's his face's name either.
See also: face
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

ˈwhat’s his/her face

(spoken) used to refer to a person whose name you cannot remember: Are you still working for what’s her face?
See also: face
Farlex Partner Idioms Dictionary © Farlex 2017

what’s his face

and what’s his name
n. someone whose name has been forgotten; someone whose name is being avoided. I can’t remember what’s his face’s name either. I remember what’s his name’s face, but the moniker is lost and gone forever.
See also: face
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
See also: