Simple Definition of grog
: an alcoholic drink containing liquor (such as rum) mixed with water
: any alcoholic drink (such as beer)
Full Definition of grog
1 : alcoholic liquor; especially : liquor (as rum) cut with water and now often served hot with lemon juice and sugar sometimes added
2 : refractory materials (as crushed pottery and firebricks) used in the manufacture of refractory products (as crucibles) to reduce shrinkage in drying and firing
Examples of grog
<sailors clamoring for more grog>
Origin of grog
Old Grog, nickname of Edward Vernon †1757 English admiral responsible for diluting the sailors' rum
First Known Use: 1756
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