A party popper, as explodes in a shower of confetti and streamers at a celebration. Generally depicted as a gold party hat, striped on some platforms, at a 45° angle, with multicolored confetti and streamers coming from its opening at the upper right. Twitter’s cone is red.
Like ? Confetti Ball, commonly used to convey congratulations and celebration, as on New Year’s Eve, birthdays, wedding days, graduations, and other special occasions or good times more generally.
Party Popper was approved as part of Unicode 6.0 in 2010 and added to Emoji 1.0 in 2015.
U+1F389
? Party popper