Definitions

1. noun

a type of social media platform that allows users to share their location and connect with friends

“She downloaded the app and joined the Foursquare community.”

2. adverb

in a square or foursquare manner, or in a way that is fair and just

“He stood foursquare behind his friend and defended him to the press.”

3. adjective

fair, just, or square in shape

“The foursquare building stood tall in the city center.”