SpainLatin Americaneutralinformal
- To hit one's head repeatedly, either against an object or in the act of headbutting another person (literal physical meaning).
SpainLatin Americaneutralinformal
- To nod forward repeatedly because of drowsiness (to doze off while sitting), producing brief jerking head movements.
SpainLatin Americafigurativeinformal
- To persist in a futile or self-defeating action; to repeatedly clash with an obstacle or difficulty in a way that produces no productive outcome (figurative use).