Oxford Dictionary English high chair noun noun BrE BrE//ˈhaɪ tʃeə(r)// ; NAmE NAmE//ˈhaɪ tʃer// Add to my wordlistjump to other results enlarge image a special chair with long legs and a little seat and table, for a small child to sit in when eatingSee high chair in the Oxford Advanced American DictionaryCheck pronunciation: high chair oxfordlearnersdictionaries.com