Pierre Emerick Aubamenyang scored an own against Burnley as the Clarets earned three points at the Emirate Stadium.
Arsenal missed a couple of chances against Burnley in the first half as the visitors ensured they shot down the Gunners attacking line.
The first half ended 0-0 after both teams fired blank.
In the second half, Arsenal was reduced to ten men after Granit Xhaka was shown a red card for unsportsmanlike conduct in the 59th minute of the clash.
Burnley got the opener from an own goal from Pierre Emerick-Aubameyang in 74th minute, the Gabon international direct a header into his own goal post to give the lead to Burnley.
The game ended 1-0 as Arsenal woes continue as the Gunners lose three games in a row and seven defeat in the Premier League.