- buckle down as a verb:
- 1
buckle down
verb
1 buckle down
Work very hard, like a slave.
synonyms: break one's back, knuckle down, slave.
Moby thesaurus: be determined, be in earnest, be resolved, buckle to, cross the Rubicon, die fighting, die hard, endeavor, go all out, go for broke, hump, hump it, knuckle down, lay to, mean business, never say die, ply the oar, spare no effort, take the plunge.
debug info: 0.0353