The standard 2.5 ton truck for the US Army.
Dammit, I am stuck having to drive our deuce and a half back to the shop...
by VP-bofh January 26, 2004
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For firefighters, a 2 1/2 inch hoseline used to fight large fires.
Captain: Probie, pull the deuce and a half and go to side C
by FFProbie October 19, 2007
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