goes off rocker (verb) crack up: break down mentally
Sinonime: beachcomber, deadbeat, do-nothing, faineant, good-for-nothing, goof-off, idler, layabout, loafer, lounger, malingerer, ne'er-do-well, no-good, shirker, slacker, slouch, slugabed, sluggard, sponger, wanderer, waster, wastrel
Antonime: be calm