- Not according to law; not regular or authorized;
unlawful; improper. - Unlawfully begotten; born out of wedlock; bastard;
as, an illegitimate child. - Not legitimately deduced or inferred; illogical; as,
an illegitimate inference. - Not authorized by good usage; not genuine; spurious;
as, an illegitimate word.
2 . Illegitimate
[ v. t.]
- To render illegitimate; to declare or prove to be
born out of wedlock; to bastardize; to illegitimatize.