sweatband Syllabification: (sweat·band)Pronunciation: /ˈswetˌband/Translate sweatband | into French | into German | into Italian Definition of sweatband noun a band of absorbent material worn around the head or wrist to soak up sweat, especially by participants in sports. a band of absorbent material lining a hat. sweatband in other Oxford dictionaries Definition of sweatband in the British & World English dictionary