Resting Bitch Mode Share definition Flag R.B.M known as resting bitch mode. Where a female goes from Zero to Triggered in .069 milliseconds Kelsey has a Severe case of chronic Resting Bitch ModeShe's liable to trigger at any second. Pray for me. Resting Bitch Mode by Theo3814 August 18, 2016 Get the Resting Bitch Mode mug.