1 عمومی:: جزیی، بیفایده، عبث، پوچ، ناچیز، بیهوده، باطل، مذبوحانه، تهی
شبکه مترجمین ایران
1 general:: vain nouns a vain attempt/bid/effort • People close their windows at night in a vain attempt to shut out the sound of gunfire. a vain hope • Young men moved south in the vain hope of finding work. a vain search • Mothers have been to every shop in town in a vain search for the toy.
transnet.ir
2 general:: see IN VAIN; TAKE SOMEONE'S NAME IN VAIN.
American Heritage Idioms
3 general:: noun futility: Our effort was in vain. adj. futile: We made a vain attempt to save them.
Simple Definitions