Definition of "boosterism"

Urban boosterism has a long tradition in the United States.

1999, Andrew E G Jonas, David Wilson, The Urban Growth Machine: Critical Perspectives, Two Decades Later

And the mayors’ aims are partly political: Crypto boosterism has a useful bipartisan appeal, garnering popularity among both antigovernment conservatives and socially liberal tech moguls.

2022 January 25, David Yaffe-Bellany, “The Rise of the Crypto Mayors”, in The New York Times‎