knuckles down (verb) knuckle down: apply oneself
Sinonime: aground, ashore, beached, cast away, godforsaken, grounded,
helpless, high and dry,
homeless, left at the altar, left in the lurch, on the rocks, out in left field, passed up, penniless, run aground, shipwrecked, sidelined, sidetracked, wrecked
Antonime: found