The ordinal form of the number eight.

to divide by eight

The person or thing in the eighth position. / One of eight equal parts of a whole. / (slang) An eighth of an ounce, or approximately 3.5 grams, of marijuana or other drugs.

plural of eighth

simple past tense and past participle of eighth

present participle of eighth

(US, education) The period in school that comes after seventh grade and before ninth grade.

The ordinal form of the number twenty-eight.

The person or thing in the twenty-eighth position. / One of twenty-eight equal parts of a whole.

(Canada, US, music) A note having one-eighth the duration of a whole note; a quaver