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Webster 1913 Edition
Gusset
Gus′set
,Noun.
 [F. 
gousset 
armpit, fob, gusset
, dim. of gousse 
pod, husk; cf. It. guscio 
shell, or W. cwysed 
gore, gusset.] 1. 
A small piece of cloth inserted in a garment, for the purpose of strengthening some part or giving it a tapering enlargement. 
Seam and 
gusset 
and band. Hood.
2. 
Anything resembling a gusset in a garment
; as: (a) 
(Armor) 
A small piece of chain mail at the openings of the joints beneath the arms. 
(b) 
(Mach.) 
A kind of bracket, or angular piece of iron, fastened in the angles of a structure to give strength or stiffness; esp., the part joining the barrel and the fire box of a locomotive boiler. 
3. 
(Her.) 
An abatement or mark of dishonor in a coat of arms, resembling a gusset. 
Webster 1828 Edition
Gusset
GUS'SET
,Noun.
  Definition 2025
gusset
gusset
English
Alternative forms
Noun
gusset (plural gussets)
- A small piece of cloth inserted in a garment, for the purpose of strengthening some part or giving it a tapering enlargement.
 - A small piece of mail, providing some protection where two plates of armor are joined, usually at the elbows, under the shoulders, and behind the knees.
 - (machinery) A kind of bracket, or angular piece of iron, fastened in the angles of a structure to give strength or stiffness; especially, the part joining the barrel and the fire box of a locomotive boiler.
 - (heraldry) An abatement or mark of dishonor in a coat of arms, resembling a gusset.
 - (roofing) A large flat metal piece wider than the valley to help prevent build-up at the base of the valley, either from debris or ice dam formations.
 
Translations
small piece of cloth inserted in a garment
small piece of mail
machinery: a kind of bracket, or angular piece of iron
 
  | 
roofing: a large flat metal piece wider than the valley