Entry 2 senses · 2 variants Webster, 1913 Upwind · Up·wind · IPA /ʌpˈwɪnd/ v. t. a. 01 v. t. To wind up. 1. To wind up. 02 a. being or moving in the direction from which the wind is blowing. 1. being or moving in the direction from which the wind is blowing.