pop the question

US /pɑp ðə ˈkwɛs.tʃən/
UK /pɑp ðə ˈkwɛs.tʃən/
"pop the question" picture
1.

pedir matrimonio, proponer matrimonio

to ask someone to marry you

:
He finally decided to pop the question after five years of dating.
Finalmente decidió pedir matrimonio después de cinco años de noviazgo.
I wonder when he's going to pop the question.
Me pregunto cuándo va a pedir matrimonio.