Definition of age-mate noun from the Oxford Advanced Learner's Dictionary

 

age-mate

 noun
noun
BrE BrE//ˈeɪdʒ meɪt//
 
; NAmE NAmE//ˈeɪdʒ meɪt//
 
 
jump to other results
a person of the same age or belonging to the same age group Siblings and age-mates commonly lived together. The toddlers participated in playgroups with age-mates.