ES descornarse
volume_up
{verb}

1. "trabajar", Spain, colloquial

descornarse (also: sudar, reventarse, tallarse, pechar)
volume_up
to slog one's guts out {vb} [Brit.] [coll.]
descornarse (also: pencar, sudar, reventarse, tallarse)
volume_up
to work one's butt off {vb} [Amer.] [coll.]

2. "darse un golpe", Spain, colloquial

descornarse (also: descrismarse)
volume_up
to crack one's head open {vb}

Synonyms (Spanish) for "descornarse":

descornarse
Spanish