Wordnet 3.0
VERB (1)
1. 
 ask (someone) to marry you; 
- Example: "he popped the question on Sunday night"- Example: "she proposed marriage to the man she had known for only two months"- Example: "The old bachelor finally declared himself to the young woman"[syn: propose, declare oneself, offer, pop the question]
WordNet (r) 3.0 (2006):
pop the question
    v 1: ask (someone) to marry you; "he popped the question on
         Sunday night"; "she proposed marriage to the man she had
         known for only two months"; "The old bachelor finally
         declared himself to the young woman" [syn: propose,
         declare oneself, offer, pop the question]