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English definition of “sap”

sap

noun [C] (PERSON)    /sæp/ mainly US informal
a stupid person who can easily be tricked or persuaded to do something: He's a sap for (= he can easily be persuaded to buy) any new machine.Stupid and silly people
(Definition of sap noun (PERSON) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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