WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adjective.
illegitimate
adjective.
of low birth or station (`base' is archaic in this sense)
Word Usage
"“She has agreed to meet the Caesar in the field, and he will not hesitate, like a baseborn miscreant, to take every advantage in the encounter, which, I grieve to say, may in all likelihood be fatal to my mistress.”"