PIERCER

piercer. Piercer, n. a person who or that which pierceth

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Pier″cer (?), n. 1. 1. One who, or that which, pierces or perforates; specifically: (a) An instrument used in forming eyelets; a stiletto. (b) A piercel.
2. 2. (Zoöl.) (a) The ovipositor, or sting, of an insect. (b) An insect provided with an ovipositor.