Veg

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1920s: abbreviation of vegetate.

Shortened form of various related words including vegetable, vegetarian, and vegetate.

Coined in a 1948 paper in the American Journal of Psychology by Robert S. Harper and S. S. Stevens.[5], [6]

veg

since 1898 as an abbreviation of vegetarian; 1918 of vegetable. As a verb, colloquially short for vegetate, by 1985 (usually with out).