Webster's Revised Unabridged Dictionary · 1913

Pike

Pike , noun

[French pique; perhaps of Celtic origin; compare Welsh pig a prick, a point, beak, Arm. pik pick. But compare also Latin picus woodpecker (see Pie magpie), and English spike. Compare Pick, n. & v., Peak, Pique.]

1.
(Military) A foot soldier's weapon, consisting of a long wooden shaft or staff, with a pointed steel head. It is now superseded by the bayonet.
2.
A pointed head or spike; esp., one in the center of a shield or target. — Beau. & Fl
3.
A hayfork. [Obsolete or Provincial English] — Tusser
4.
A pick. [Provincial English] — Wright. Raymond
5.
A pointed or peaked hill. [Rare]
6.
A large haycock. [Provincial English] — Halliwell
7.
A turnpike; a toll bar. — Dickens
8.
(Zoology) A large fresh-water fish (Esox lucius), found in Europe and America, highly valued as a food fish; -- called also pickerel, gedd, luce, and jack.

Blue pike, grass pike, green pike, wall-eyed pike, and yellow pike, are names, not of true pike, but of the wall-eye. See Wall-eye.

Collocations (6)
Gar pike , See under Gar.
Pike perch (Zoology) , any fresh-water fish of the genus Stizostedion (formerly Lucioperca). See Wall-eye, and Sauger.
Pike pole , a long pole with a pike in one end, used in directing floating logs.
Pike whale (Zoology) , a finback whale of the North Atlantic (Balanoptera rostrata), having an elongated snout; -- called also piked whale.
Sand pike (Zoology) , the lizard fish.
Sea pike (Zoology) , the garfish (a).