Obs. exc. dial. [Derivation unknown. In Derbyshire, Lincolnshire, etc., the dialectal form is bug, pronounced (bug).]
A. adj. Blustering, bold, proud, saucy.
1592. Warner, Alb. Eng., VII. xxxvii. (1612), 184. The Cuckooe, seeing him so bog, waxt also wondrous wroth.
1642. Rogers, Naaman, 18. Thy bog and bold heart to be abashed.
1691. Ray, S. & E. Countr. Wds., 90. Bogge, bold, forward, sawcy. So we say, a very bog Fellow.
1693. G. Firmin, Daviss Vind., iv. 32. A bog fellow, forward to put forth himself.
B. sb. Brag, boastfulness. dial.
1839. C. Clark, J. Noakes, &c. 3. Their bog it nuver ceases.
Bog sb.4 vulgar, = BOG-HOUSE, latrina.