gathering means: Gathering, a technique for sewing that cuts down the fabric’s length so that a piece with a greater length can be matched and attached to another one. Gathering can be used as a disguise or to manage fullness, such as on sleeves or cuffs. It also allows you to pinch the skirt or bodice into a waistband. (in Fashion Dictionary)

What else does gathering mean?

Action of one who gathers. (in Merlin Dictionary)

A collection of things that are gathered together or amassed. (in Merlin Dictionary)

A gathering of people; a meeting. (in Merlin Dictionary)

Collecting wild food, including berries, roots and grains. (in Merlin Dictionary)

The gathering of cloth. (in Merlin Dictionary)

Suppurated swelling, also known as a boil or abscess. (in Merlin Dictionary)