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1. Of or relating to a cartridge containing a larger explosive charge than other cartridges of the same size.
2. Designed to shoot magnum cartridges.
1. A magnum cartridge or firearm.
a. A bottle, holding about two fifths of a gallon (1.5 liters), for wine or liquor.
b. The amount of liquid that this bottle can hold.
n, pl -nums
(Units) a wine bottle holding the equivalent of two normal bottles (approximately 52 fluid ounces)
[C18: from Latin: a big thing, from magnus large]
1. a large wine bottle having a capacity of two ordinary bottles, or 1.5 liters (1.6 quarts).
2. a magnum cartridge or firearm.adj.
3. (of a cartridge) equipped with a larger charge than other cartridges of the same size.
4. (of a firearm) using such a cartridge.
[1780–90; < Latin, neuter of magnus large]
A measure of volume, used especially for wine or champagne. 1 magnum = 2⁄5 US gal.