headpin

Noun
Synonyms: kingpin

WordNet 3.0

Noun (1)

  1. the front bowling pin in the triangular arrangement of ten pinsSynonyms: kingpin
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Webster's Dictionary (GCIDE)

headpin \head"pin`\ (Bowling) n. The front pin in the triangular arrangement of ten pins.

Syn: kingpin. [WordNet 1.5]

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