in (one's) (something) mode(redirected from in mode)
in (one's) (something) mode
Behaving in a particular way (which is specified before "mode"). Watch out, that kitten tends to nip people when she's in her play mode. Don't try to talk to Nate today—he's in his angry mode.
See also: mode
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.