take the plunge

Verb

 * 1)  To begin any major commitment.
 * 2) * 2011 , "1 Night in Gottlieb" (season 1, episode 2):
 * Patrick: Joel and Brinique just went public with matching bracelets.
 * Allen Gregory DeLongpre: Oh, he, uh, he took the plunge? Ahh, I know what that's like.
 * 1)  To get engaged to be married.
 * 1)  To get engaged to be married.
 * 1)  To get engaged to be married.

Translations

 * Finnish: ottaa ratkaiseva askel
 * French:, , , se lancer
 * German: einen Schritt wagen, einen Schritt tun, einen Sprung wagen, es wagen, es riskieren, etwas wagen, etwas riskieren
 * Polish: ,