[UNDER-1 5 a.] A cap worn under another; ? a night-cap.
1531. Rec. St. Mary at Hill, 43. Item, two olde Caps and two ondercaps, x d.
1547. in Feuillerat, Revels Edw. VI. (1914), 11. vij vnder Cappes or nyght Cappes to the same of Crymsin Satten.
1651. in Verney Mem. (1907), I. 480. 6 serge undercapps and 6 Browne callico under-capps.
1825. Jamieson, Suppl., Hoomet, a childs under cap.