- fifth
- fifth [fifth]adj.[ME fifte < OE fifta < fif, FIVE]1. preceded by four others in a series; 5th2. designating any of the five equal parts of somethingn.1. the one following the fourth2. any of the five equal parts of something; 1/ 53.☆ a) a unit of liquid measure for alcoholic beverages, equal to a fifth of a gallon (0.757 liter)b) a bottle of alcohol with a capacity of one fifth of a gallon4. Musica) the fifth tone of an ascending diatonic scale, or a tone four degrees above or below any given tone in such a scale; dominantb) the interval between two such tones, or a combination of them☆ 5. [F-] Informal FIFTH AMENDMENTadv.in the fifth place, rank, group, etc.fifthlyadv.
English World dictionary. V. Neufeldt. 2014.