English ⇄ Russian

it's your loss stresses
gen.	сам виноват (Madlark); тебе же хуже (Madlark)
idiom.	была бы честь предложена (приложена VLZ_58)
it's your loss.
gen.	и зря! (a way of saying you'll be sorry you didn't do something – Maybe I'll just watch a game on TV. – That means you'll miss seeing your two friends water-ski like pros! It's your loss!) Linch)