Definition of "crowdsurf"

But while Katy Perry similarly threw herself into the spirit of the event – crowdsurfing, dancing with a security guard, charming the audience – her peculiar combination of newfound political conscience and longstanding predisposition to DayGlo cartoonishness was simultaneously intriguing and baffling, as a woman delivering between-song speeches about the necessity of taking back power surrounded by dancers dressed as flowers and giant pom-poms covered in fluorescent fur was perhaps wont to be.

2017 June 26, Alexis Petridis, “Glastonbury 2017 verdict: Radiohead, Foo Fighters, Lorde, Stormzy and more”, in the Guardian‎