Spanker (A)
. A fore-and-aft sail set upon the mizen-mast of a three-masted vessel, and the jigger-mast of a four-masted vessel. There is no spanker in a one- or two-masted vessel of any rig. A “spanker” used to be called a “driver.” (Supplied by an old sailor of long service.)
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Entry taken from
Dictionary of Phrase and Fable,
edited by the Rev. E. Cobham Brewer, LL.D. and revised in 1895.