BITUMEN n.
ension, any one of the natural hydrocarbons, including the hard, solid, brittle varieties called asphalt, the semisolid maltha and mineral tars, the oily petroleums, and even the light, volatile naphthas.
BLACK MONDAY n. 2 definitions
Easter Monday, so called from the severity of that day in 1360, which was so unusual that many of Edward III.'s soldiers, then before Paris, died from the cold. Stow. Then it was not for nothing that may nose fell a bleeding on Black Monday last. Shak.
BLACKGUARD n. 2 definitions
to another, had charge of the kitchen utensils, and being smutted by them, were jocularly called the "black guard"; also, the servants and hangers-on of an army. [Obs.] A lousy slave, that . . . rode with the black guard in the duke's carriage, 'mongst spits and dripping pans. Webster (1612).