Definitions of eff
  1. verb
    have sexual intercourse with
    synonyms: bang, be intimate, bed, bonk, do it, get it on, get laid, have a go at it, have intercourse, have it away, have it off, have sex, hump, jazz, know, lie with, love, make love, make out, roll in the hay, screw, sleep together, sleep with
    make out, neck
    kiss, embrace, or fondle with sexual passion
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    have, take
    have sex with; archaic use
    have sex without being married
    engage freely in promiscuous sex, often with the husband or wife of one's friends
    have unlawful sex with a whore
    frequent prostitutes
    bed-hop, bedhop, sleep around
    be sexually active with more than one partner
    type of:
    copulate, couple, mate, pair
    engage in sexual intercourse
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