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English definition of “spring sth on sb”

spring sth on sb

phrasal verb with spring
 
 
/sprɪŋ/ verb (past tense and past participle sprang, also US sprung, past participle sprung)
to suddenly tell or ask someone something when they do not expect it: I'm sorry to spring this on you, but could you give a talk at tomorrow's meeting?Not expected or planned
(Definition of spring sth on sb from the Cambridge Learners Dictionary © Cambridge University Press)
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