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

The structured leather tote featured double top handles, side zip gussets and gold hardware. —Maggie Clancy, Footwear News, 13 Jan. 2026

The larger the gusset, the larger the area of protection from leakage. —Bestreviews, Chicago Tribune, 12 Jan. 2026

To make putting it on effortless, the stylish chelsea boot is also made with a heel tab and a stretchy side gusset. —Jasmine Gomez, Travel + Leisure, 23 Dec. 2025

Perhaps the subtlest take on the trend, these mohair pillows with a silk velvet gusset are an instant upgrade to your bedroom (or living room). —Julia Harrison, Architectural Digest, 18 Dec. 2025

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