noun. USA! USA!
Real citation: "The night ended with an all-star jam, peaking in triumphancy when Mikie Petrie of Bohemian Knuckleboogie (and formerly of Boomshanka) jumped up on stage with his trumpet to create a glorious moment of victorious fistpumpery."
Made-up citation: "Rah-rah and fistpumpery weren't my strong suits as a summer camp counselor. I did plan interesting activities, like an exorcism."