Im′ma‐ture″ (?), a. [L. immaturus; pref. im- not + maturus mature, ripe. See Mature.] 1. Not mature; unripe; not arrived at perfection of full development; crude; unfinished; as, immature fruit; immature character; immature plans. “An ill-measured and immature counsel.” Bacon.
2. Premature; untimely; too early; as, an immature death. Jer. Taylor.