- 1black something/somebody (British English) to refuse to deal with goods or to do business with somebody as a political protest synonym boycott The unions have blacked all imports from the country.
- 2black something to make something black synonym blacken Word Origin Old English blæc, of Germanic origin. Phrasal Verbsblack outblack somethingout
BrE BrE//blæk//; NAmE NAmE//blæk//Verb Forms present simple I / you / we / they black
BrE BrE//blæk//; NAmE NAmE//blæk//he / she / it blacks
BrE BrE//blæks//; NAmE NAmE//blæks//past simple blacked
BrE BrE//blækt//; NAmE NAmE//blækt//past participle blacked
BrE BrE//blækt//; NAmE NAmE//blækt//-ing form blacking
BrE BrE//ˈblækɪŋ//; NAmE NAmE//ˈblækɪŋ//