bully for

Bully for you!

Good for you! Well done! Can also be used sarcastically to convey the speaker's annoyance. Primarily heard in UK. I heard you got promoted—bully for you! A: "I'm so excited to have a date to the dance!" B: "Well, bully for you! No one has asked me yet."
See also: bully
Farlex Dictionary of Idioms.

bully for —!

well done!; good for (you, them, etc.)!
This expression takes its origin from the US colloquial sense of bully meaning ‘first-rate’, recorded since the mid 19th century.
See also: bully
Farlex Partner Idioms Dictionary
See also:
  • bully for somebody!
  • Bully for you!
  • good on (someone)
  • good on you
  • good on you!
  • chip
  • chips
  • not a sausage
  • up on (one's) ear
  • cloth ears
References in periodicals archive
Some children may bully for control, power, or for their own safety (Salmivalli & Peets, 2009; Thornberg & Knutsen, 2011).
Once targeted, the bullied will endure emotional and physical abuse by the bully for no logical reason other than the bully finds sadistic pleasure in it.
Kids bully for a wide array of reasons that generally have little to do with the victim.
Bystanders may be afraid to stand up to the bully for fear that the bully might turn on them as well.
There are leader bullies, who are quite Machiavellian and bully for status and to lead a gang, and follower bullies who are the leader's henchmen and bully because they don't know another way to interact with people.
Curiously, having a bully for a boss does not lower productivity.