1. To create a seam on something by joining two edges or pieces with a particular tool, material, method, etc. She seamed the sleeves of the frock with golden thread. I had to seam the material with cable ties until I could find a more permanent solution.

2. To create a line in, through, or around something with something in the manner of a seam. The kids seamed the carpet of white snow with their footprints as they trudged across the field. The sun seamed the clouds with sunlight, creating a radiant outline around them.