Learn how to say Frisbees correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word frisbee:
a concave plastic disc designed for skimming through the air as an outdoor game or amusement.
[mass noun] the activity of skimming a frisbee:
kids playing frisbee
1950s: said to be named after the Frisbie bakery (Bridgeport, Connecticut), whose pie tins could be used similarly