I. ˈstāt-ˌsīd adjective
Usage: often capitalized
Etymology: (United) States + side
Date: 1944
: being in, going to, coming from, or characteristic of the 48 conterminous states of the United States
transferred from Europe to stateside duty
II. adverb
Usage: often capitalized
Date: 1945
: in or to the continental United States