feeling or showing a lot of excitement and interest about someone or something an enthusiastic supporter an enthusiastic welcome enthusiastic about somebody/something You don't sound very enthusiastic about the idea. enthusiastic about doing something She was even less enthusiastic about going to Spain.
NAmE//ɪnˌθuziˈæstɪkli//
adverbSee enthusiastic in the Oxford Advanced Learner's DictionaryCheck pronunciation: enthusiastic