up and at them

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.

up and at them

and up an’ at ’em and up an’ Adam
phr. to get up and go at people or things; to get active and get busy. (Adam is a [purposeful] misunderstanding of at ’em.) Up and Adam! The sun is shining.
See also: and, up
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • 'sall good
  • mesc
  • coon eye(s)
  • gotcha
  • playa
  • nome
  • Nome sane?
  • Nome sayin'?
  • like, you know
  • like there ain't no tomorrow