adjective. being of the same size as an original.
Sentences with lifesize
The house is an impressive colonial structure that has a lifesize sculpture of the hero himself on its corner wall.
2. Verb, base form
These images -- lifesize or larger -- are designed to be used as decor items in a family or game room that's heated and air conditioned.
3. Noun, singular or mass
Don’t worry, however, because you can make your own lifesize standee at home for a fraction of the cost.