suck wind Share definition Flag 1. To breathe hard after exertion or to be unable to catch your breath after an activity. 2. To lose any chance of winning after a certain point. 1. While mountain biking for example: Man, I'm suckin wind after climbing that hill. 2. A: How do you think you'll do in that 5 mile race? B: Crappy - after 3 miles, I'm useless, I just suck wind. suck wind by psygirl November 16, 2004 Get the suck wind mug.