verb

• (intransitive, literally) To have sexual intercourse; to copulate.
  "It's just common courtesy to help clean up after fucking ."
• (intransitive, literally) To have sexual intercourse; to copulate.
  "I really enjoyed fucking my girlfriend last night."
• (intransitive, literally) To have sexual intercourse; to copulate.
  "We've done oral, but never fucked."
• (intransitive, literally) To have sexual intercourse; to copulate.
  "We decided to switch things around and have him fuck me tonight."

noun

• (countable) An act of sexual intercourse.
  "No, but I've got a film of a couple of crocodiles having a fuck."
• (countable) A sexual partner, especially a casual one.
  "Let me ask you something, Rocky, man to man. I think she's the fuck of the century, what do you think?"
• (countable) A highly contemptible person.
  "Finally he gets up his courage, crosses over to her and says in her ear, "Hello, Beautiful. Whaddya say to a little fuck?" She measures him coolly with her eyes. "Hello, little fuck.""
• (countable, chiefly in the negative) The smallest amount of concern or consideration.
  "I don't give a fuck."

intj

• (vulgar) A semi-voluntary vocalization in place of a gasp.
• (vulgar, colloquial) Expressing dismay or discontent.
  "Oh, fuck! We left the back door unlocked."
• (vulgar, colloquial) Expressing surprise or enjoyment.
  "Fuck! That movie was good!"

adv

• (UK, Ireland) Used after an inverted subject pronoun and auxiliary verb or copula to emphatically negate the verb.
  "Do I want to? Do I fuck!"