Definition of giant noun from the Oxford Advanced Learner's Dictionary

Oxford3000

giant

noun
ˈdʒaɪənt
 
; ˈdʒaɪənt
 
 
1 (in stories) a very large strong person who is often cruel and stupid see also giantess2 an unusually large person, animal or plantHe's a giant of a man.3 a very large and powerful organizationthe multinational oil giants4 a person who is very good at somethingliterary giants