spanker noun¹. ['spaŋkǝ] M17.
[Rel. to SPANKING adjective, later also from SPANK verb²: see -ER¹. Cf. SPINNAKER.]
1. A coin, esp. a gold one; in pl., money. slang. Long rare or obsolete. M17.

2. A person or thing of exceptional size or quality. dial. & colloq. M18.
b. A heavy blow or smack. L18.

3. Nautical.
a. A fore-and-aft sail set on the after side of the mizzen-mast. L18.
b. In full spanker mast. The fourth (or fifth) mast of a ship with four or more masts. M19.

4. a. A person who walks briskly. Scot. & dial. E19.
b. A fast horse. Scot., dial., & colloq. E19.

Comb.:
spanker-boom Nautical: on which the spanker is set.

[TahlilGaran] English Dictionary ▲

spanker noun². ['spankǝ] L19.
[from SPANK verb¹ + -ER¹.]
A person who or thing which spanks or slaps someone or something.

[TahlilGaran] English Dictionary ▲