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Wff vs Eff - What's the difference?

wff | eff |

As an initialism eff is

.

wff

English

Alternative forms

* wff ===(en)===
  • well-formed formula

    • eff

    English

    Alternative forms

    * ef

    Verb

  • (euphemistic, slang) Fuck.
    • Eff off!
    And he kept saying, "Effing this, effing that."

    Usage notes

    Eff' is used to replace ' fuck as a taboo swearword but not in its sense of "to copulate".

    Derived terms

    * eff all * eff and blind * effing * eff off ----