This sound is from Banana Memes Soundboard

Musa acuminata, Musa balbisiana, and Musa × paradisiaca are the most cultivated bananas in the genus Musa. Musa is an elongated, edible fruit – botanically a berry – produced by several kinds of large herbaceous flowering plants.
See also: List of Internet phenomena, Harambe, Epstein didn't kill himself, Buckwheat Boyz, Comedian (artwork), and Fiducial marker.