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informal Used as a written expression of a giggle. Also commonly written as "he he" or "he-he." Greater degrees of laughter or humor can be represented by more instances of "he." A: "Hehehe, I can see your underpants!" B: "Oh, grow up, Jerry." A: "Heard about you and Tom getting together!" B: "He he, yeah. He kissed me after class on Friday, and now we're going steady!"
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.