What does boucle mean? Posted on March 8, 2020 by John Hardy What does boucle mean? boucle. Noun 1. A fabric knitted or woven of uneven yarn with a surface of loops and curls. 2. Yarn with multiple plies, one of which is looser than the others, producing loops and curls. Related posts: What does creeler mean? What does quilting mean? What does twill mean? What does tackle twill mean?