ILLEGIT'IMATE, a. [See Legitimate.]
1. Unlawfully begotten; born out of wedlock; spurious; as an illegitimate son or daughter.2. Unlawful; contrary to law.3. Not genuine; not of genuine origin; as an illegitimate inference.4. Not authorized by good usage; as an illegitimate word.ILLEGIT'IMATE, v.t. To render illegitimate; to prove to be born out of wedlock; to bastardize.