sew / sō/ • v. (past part. sewn / sōn/ or sewed / sōd/ ) [tr.] join, fasten, or repair (something) by making stitches with a needle and thread or a sewing machine: she sewed the seams and hemmed the border | [intr.] I don't even sew very well. ∎ [tr.] attach (something) to something else by sewing: she could sew the veil on properly in the morning. ∎ make (a garment) by sewing.PHRASAL VERBS: sew something up inf. bring something to a favorable conclusion: he sank a 3-pointer to sew up a 120-118 victory. ∎ achieve exclusive control over something: the U.S. courier market has been more or less sewn up by two companies.