- a snooker cue longer than an ordinary cue, usually used with a long rest
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Examples from the Web for half-butt
By this time Judson had pinned him in a corner, and was prodding him with the half-butt.
Summertown quelled the interruption at the end of a half-butt and continued to state his case.