† progress blockn.Obsoleterare (perhaps) the ‘block’ or pattern of hat introduced for a royal progress (cf. blockn. 7b).
ΚΠ
a1627 W. Rowley & T. MiddletonWit at Severall Weaponsiv. i, in F. Beaumont & J. Fletcher Comedies & Trag. (1647) sig. Llllll2/2 This broad brim'd hat, Of the last progresse block, with the young hat-band.