(US) To pave with blacktop.

(countable, medicine) A comedo, a skin blemish, a type of acne vulgaris, where a pore becomes clogged with a dark, hard, cheesy keratin-filled substance forming a hard black "head" on the skin's surface.

(countable) A rejection; a vote against admitting someone. / (countable) A black ball used to indicate such a negative vote. / (countable) A kind of large black sweet; a niggerball.

(transitive) To vote against, especially in an exclusive organization. / (transitive) To ostracize.

somewhat black

Whitebark raspberry.

plural of blackball

Third-person singular simple present indicative form of blackball

simple past tense and past participle of blackball

present participle of blackball