spring on
US /sprɪŋ ɑːn/
UK /sprɪŋ ɑːn/

1.
aniden sunmak, sürpriz yapmak
to suddenly present something to someone, especially in a surprising or unexpected way
:
•
Don't spring that question on me now; I need time to think.
O soruyu şimdi bana aniden sorma; düşünmek için zamana ihtiyacım var.
•
They decided to spring the news on him at the party.
Partide haberi ona aniden vermeye karar verdiler.