Artificial intelligent assistant

pump-brake

ˈpump-ˌbrake
  The handle of a (ship's) pump, esp. one having a transverse bar for several persons to work at it; = brake n.4 1 b.

a 1625 Nomencl. Navalis (Harl. MS. 2301) lf. 60 b, Ye Pump-brake Is the handle theie pumpe by in the ordinary sort of pumpes. 1725 Bradley's Fam. Dict. s.v. Pump, The Pump-Brake, by which the People pump up Water. 1901 Munsey's Mag. XXV. 683/2 As the captain came on deck..the cook struck him over the head with a pump brake, knocking him down.

Oxford English Dictionary

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