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Eff vs Deff - What's the difference?

eff | deff |

As an initialism eff

is .

As an adverb deff is

(internet|slang).

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 ----

    deff

    English

    Adverb

    (en adverb)
  • (Internet, slang)