しょうがない

Etymology
Contraction of.

Adjective

 * 1)  of no use, impossible; hopeless, doomed, screwed
 * 2)  unavoidable, inevitable
 * 3)  impossible or difficult (to deal with)
 * 4) too, simply, so; impossibly, overwhelmingly
 * 1)  impossible or difficult (to deal with)
 * 2) too, simply, so; impossibly, overwhelmingly
 * 1) too, simply, so; impossibly, overwhelmingly

Phrase

 * 1) it can't be helped
 * 2) that's life