 Ekren convention

In the game of bridge, Ekren refers to a preemptive opening of 2 defined as 4-4, 4-5, 5-4 or 5-5 in the majors and 3-10 high card points.This conventional preempt was designed by Bjørn Olav Ekren from Norway and is an example of the modern style of highly aggressive preemptive bidding.