Definition of "Dwarf" :
noun: a plant or animal that is atypically small
noun: a legendary creature resembling a tiny old man; lives in the depths of the earth and guards buried treasure
noun: a person who is markedly small
verb: check the growth of
"The lack of sunlight dwarfed these pines."
verb: make appear small by comparison
"This year's debt dwarfs that of last year."