for one's sake

for one's sake  {adv. phr.},  {informal}
Used with different possessive nouns to show surprise, crossness, or impatience.
For heaven's sake, where did you come from?
For Pete's sake, look who's here!
Well, for pity's sake, I wish you'd told me sooner.
Oh, for gosh sake, let me do it.
Categories: {adv. phr.} {informal}