cut a break

cut (one) a break

To be lenient or do something that makes a situation easier for someone else. A: "You cut them a break and charged them much less than me!" B: "Yeah, because they're family members and you're not." You know I never make requests like this, cut me a break.
See also: break, cut
Farlex Dictionary of Idioms.

cut someone a break

 and cut someone some slack
Sl., to give someone a break; to allow someone a reprieve from the consequences of an action. Come on, cut me a break! I'm a good guy! I was only a few minutes late! Cut me a break! Don't dock my pay! Cut me some slack and I'll be sure to pay you all I owe in a month.
See also: break, cut
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • cut (one) a break
  • cut someone a break
  • let up on
  • go easy on
  • go easy on (someone or something)
  • go easy on somebody
  • go easy on someone
  • go easy on something
  • (you) wanna make something of it?
  • take it on the lam