Definition of duff

adjective

• worthless, poor quality, undesirable

  Last edited on Jun 17 2003. Submitted by Dylan H. from Oxford, Oxfordshire, UK on Jun 17 2003.

noun

• buttocks.

  He sits on his duff all day.

  • See more words with the same meaning: buttocks, butt, ass.

  Last edited on Oct 04 2010. Submitted by Walter Rader (Editor) from Sacramento, CA, USA on Oct 04 2010.

verb

• acronym for Doing the Ugly Fat Friend. The duff (almost always female) is the gate-keeper whose job it is to prevent her cute friend from getting laid. It is the responsibility of the "wingman" to preoccupy the duff by duffing her if necessary.

  I see a fine babe, but she's got an ugly ass friend... hey wingman it's your turn to duff.

  This definition is questionable and is pending deletion. It will be saved from deletion if legitimate citations are found.
  • See more words with the same meaning: acronyms (list of).

  Last edited on Nov 26 2011. Submitted by SCHUYLER K. from Santa Clara, CA, USA on Aug 06 2007.

• to be hit in the neck with the elbow

  Last edited on Oct 04 2010. Submitted by miz thang01602 from Worcester, MA, USA on Oct 04 2010.

• Stealing cattle or sheep
  
  That bloke(friend)there was caught duffing,Yeah bastard is like'es mate a cattle duffer too'.

  Last edited on Jan 24 2012. Submitted by John Kitus from Boise, ID, USA on Jan 24 2012.