The phrase "left swipe" typically refers to a gesture on dating apps where you swipe left (move your finger to the left) to reject or indicate disinterest in another person's profile. Full definition
Once you're reading, a tap on the right side or a right - to - left swipe turns the page forward, and vice versa to go backward. (pcmag.com)
plus You can take back a negative, left swipe for free (unlike Tinder)! (petesgrillandpizza.com)
Its dedicated home screen works a lot like Google Now, and can be activated with a single left swipe on the home screen or a short press of the dedicated Bixby button. (xda-developers.com)