usa has definitions from the fields of government,geography,military
1
[ noun ] (military) the army of the United States of America; organizes and trains soldiers for land warfare
2
[ noun ] (government,geography) North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776

Related terms

North_American_country Union connecticut North_Atlantic_Treaty_Organization Organization_of_American_States American North_America South Virginia North New_England Georgia Alaska California DC Red Hawaii West Mississippi New_Mexico Arkansas North_Carolina Wyoming Kentucky Washington Utah Colorado East Oklahoma Oregon Tennessee Arizona Midwest South_Carolina South_Dakota Missouri Sabine west_coast Yellowstone Yosemite West_Virginia Great_Lakes Brazos American_state Rio_Grande Niagara Niobrara Idaho Pee_Dee Republican Oxford Tombigbee Colony Snake Salmon Mid-Atlantic_states South_Platte St._Lawrence St._Francis Sunbelt Wabash White Wisconsin Yukon Nevada Twin new_river louisiana_purchase dakota North_Dakota American_Civil_War saint_johns saint_francis saint_lawrence Susquehanna St._Johns pacific_northwest Montana east_coast Pecos Ohio federal_department independent_agency ic inch county Athapaskan dollar Yankee joint_resolution billion Union inaugural_address combination_in_restraint_of_trade state_department ringworm_bush tribe golden_fern discount_rate Hedeoma slave_market trillion billion quintillion trapezium nation beak boston_tea_party Lincoln's_Birthday Washington's_Birthday Groundhog_Day southernism shamanism freshman trust_busting Social_Security_number Marshall_Islands water_spaniel Bill_of_Rights recall snake_dance tart trillion barrio paleface teacake desperado partridge marine gibson American_Civil_War marlowe staff_member cola mestiza genus_Epiphyllum pineapple_weed quadrillion old_man billionth mestizo trapezoid totem maquiladora reallotment Presidents'_Day multiple_voting

*