un ‧ der ‧ grad ‧ u ‧ ate /ˌʌndəˈɡrædʒuət◂, ˌʌndəˈɡrædʒuɪt◂ $ -ər-/ BrE AmE noun [countable]
a student at college or university, who is working for their first degree ⇨ graduate , postgraduate :
second-year undergraduates
undergraduate student/course/degree etc