A colloquial term for someone who is awkward or clumsy.
No seas zopetero y presta más atención a lo que sucede a tu alrededor, te estás perdiendo cosas importantes.
Don't be an oaf and pay more attention to what's happening around you; you're missing important things.
A pesar de ser un zopetero, siempre lograba hacer reír a todos con sus ocurrencias.
Despite being clumsy, he always managed to make everyone laugh with his antics.