up an' at 'em

up and at 'em

1. Promptly awake and ready to start the day's activities. A colloquial shortening of "up and at them." We have to be up and at 'em by 7 AM tomorrow morning if we want to fit in everything we have planned. I've always preferred to go to bed early so I can be up and at 'em first thing in the morning.
2. Wake up, get out of bed, and start your day! Up and at 'em, sleepy head! You've got a busy morning, so you'd better get a move on.
See also: and, up
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

up an’ at ’em

See also: up
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.