underage

2
[ uhn-der-ij ]
/ ˈʌn dər ɪdʒ /

noun

shortage; deficiency in amount.

Origin of underage

2
First recorded in 1605–15; under- + -age

British Dictionary definitions for underages

underage
/ (ˌʌndərˈeɪdʒ) /

adjective

below the required or standard age, esp below the legal age for voting or drinking