Sentence:  Was it so irreconcilable, Warwick wondered, as still to peal out the curfew bell, which at nine o'clock at night had clamorously warned all negroes, slave or free, that it was unlawful for them to be <WSD>abroad</WSD> after that hour, under penalty of imprisonment or whipping? 
Meaning of the word marked with <WSD> tags:  (unconfined) Without a certain confine; outside the house; away from one's abode. (First attested from around (1150 to 1350.))<ref name=SOED/>