al borde del

on the edge of; on the verge of

→ al
phrase Rare #30,210
on the edge of; on the verge of Used literally for being right at the edge of something, and figuratively for being very close to a result or event happening.
SP: La caja está al borde del precipicio.
EN: The box is on the edge of the cliff.

Tom casi tuvo un infarto cuando vio a Mary parada al borde del techo.

Tom nearly had a heart attack when he saw Mary standing on the edge of the roof.

Pero de nuevo me detuvieron al borde del éxito.

But again I was stopped on the verge of success.

— El jardín de los pecadores: Paradigma paradoja (Paradoja espiral) (2008)

Estoy al borde del colapso.

I'm on the verge of a breakdown.

Parece que está al borde del orgasmo.

It looks like they’re on the verge of orgasm.

— TÁR (2022)

Nos dejó al borde del asiento.

It left us on the edge of our seats.

— F1 la película (2025)