English

Alternative forms

• clue by four

Noun

clue-by-four ‎(plural clue-by-fours)

1. (informal, humorous, figuratively) A notional weapon used to knock sense into the clueless.
   • 1993, Anonymous, Re: Recent Events from the Horseman, alt.sex.bondage,

     If I think they're a jerk who's using a march to show how cool and open minded they are, I pull out the ol' clue by four.

   • 1998, TCurryFan, Re: Carlos and Ashley?, alt.fan.power-rangers,

     Nah... I'm not gonna waste a good clue-by-four on someone with no brain...

   • 2003, Willow Polson, The Veil's Edge: Exploring the Boundaries of Magic, p152

     Sometimes the magic "clue-by-four" is so obvious that even your oblivious rock-headed uncle picks up on it.

Synonyms

• cluestick
• cluebat