headpin

from WordNet (r) 3.0 (2006)
headpin
    n 1: the front bowling pin in the triangular arrangement of ten
         pins [syn: {headpin}, {kingpin}]
from The Collaborative International Dictionary of English v.0.48
headpin \head"pin`\ (Bowling) n.
   The front pin in the triangular arrangement of ten pins.

   Syn: kingpin.
        [WordNet 1.5]
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