Definition of "veg"

veg¹

/vɛd͡ʒ/

adjective
not comparable
1. Vegetarian.
  Quotations
  The food's lip-smackingly good with some veg options, and there's a ham and eggs breakfast for 3KM.
  2007, Tom Masters, Eastern Europe‎, Lonely Planet, page 120
noun
countable and uncountable, plural vegs or veges or veg
1. (colloquial) vegetable(s).
  Quotations
  Secondary foodstuffs are exemplified by the following prepared dishes: vegetarian steaks, gratinated vegs, oven made lasagne, fish and ham with potatoes, […]
  2002, Tom Grahn, "Food compositions and methods of preparing the same", US Patent 6814975 , page 5
  […] meals of meat and three veg were mostly the same three veg, beans peas potatoes, or peas carrots potatoes.
  2004, Marion Halligan, The Taste of Memory‎, page 185
  Ok, Question 40. Do you get your five fruit and veg?Ohh, I mean I certainly try to... I would say, I would say I probably do.A day.A WHAT??!
  2007 August 31', Graham Linehan, The IT Crowd, Season 2, Episode 2
2. (chiefly India) vegetarian food.
verb
third-person singular simple present vegs or vegges or veges, present participle vegging or veging, simple past and past participle vegged or veged
1. (colloquial) to vegetate; to engage in complete inactivity; to rest
  Quotations
  And he just sits and vegges on the TV, munches nachos, whatever.
  2002, Jonathan Kellerman, Flesh and Blood‎, page 7

veg²

noun
plural vegs
1. (psychology) A unit of subjective weight, equivalent to the perceived weight of lifting 100 grams.