gusset

noun

gus·​set ˈgə-sət 

1

: a usually diamond-shaped or triangular insert in a seam (as of a sleeve, pocketbook, or shoe upper) to provide expansion or reinforcement

2

: a plate or bracket for strengthening an angle in framework (as in a building or bridge)

gusset transitive verb

Illustration of gusset

• gusset 2

Examples of gusset in a Sentence

Recent Examples on the Web

And our boots always have an elastic gusset or panel just to give that extra give and flexibility so the footwear doesn’t feel rigid on your foot or on your leg. — Vicki M. Young, Footwear News, 9 Nov. 2026

There’s a snap pocket for holding essentials as well as interior buckles to expand the side gussets for even more space. — Nicole Kliest, Vogue, 28 Oct. 2026

Inside the breathable 400-thread-count cotton cover is DuraLOFT polyester fill, while a two-inch gusset helps maintain its shape and structure over time. — Nashia Baker, Architectural Digest, 2 Oct. 2026

The gussets get a bit of structure with interior and exterior pockets that close with magnets, which gives you somewhere to put your keys day-to-day. — Justin Fenner, Robb Report, 26 Sep. 2026

Word History

Etymology

Middle English, piece of armor covering the joints in a suit of armor, from Anglo-French goussete

First Known Use

circa 1570, in the meaning defined at sense 1

Rhymes for gusset

• russet

Kids Definition

gusset

noun

gus·​set ˈgəs-ət 

: a usually triangular or diamond-shaped insert (as on a bridge) to give width or strength