Webster's Revised Unabridged Dictionary · 1913

Trainband

Trainband , noun

A band or company of an organized military force instituted by James I. and dissolved by Charles II.; -- afterwards applied to the London militia. [English]
He felt that, without some better protection than that of the trainbands and Beefeaters, his palace and person would hardly be secure. — Macaulay
A trainband captain eke was he Of famous London town. — Cowper