1. (VT) The act of having a sexual intercourse.
2. (INTJ) This sense of the term is used to express a complete surprise. It is usually used as a reply. The term "jed" can be used interchangeably.
3. (INTJ) Always used with "mae" (mother), the term "yed mae!" is an interjection expressing surprise or disgust to a situation, equivalent to "Fuck You!". It does not literally mean "to fuck your mother." Many variations of the term arise such as "mae yed!", "yed ped!" (ped = duck), "yed mon!" (mon is an abbreviation of "Doraemon"), "yed khrok!" (khrok = mortar) etc.
2. John: Say, I've got laid with that girl last night.
Scott: Yeddddd!!!!! That's so cool, man!
3. John: I've broken your lovely glasses.
Scott: Yed mae!!!!! I'll sunder you fuckin' son of a bitch!