gusset vs gusset plate

gusset

noun
  • 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. 

  • 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. 

  • A gousset, a piece of mail providing protection where armor plates meet. 

  • A small piece of cloth inserted in a garment, for the purpose of strengthening some part or giving it a tapering enlargement cf. godet. 

  • An abatement or mark of dishonor in a coat of arms, resembling a gusset. 

verb
  • To make with a gusset; to sew a gusset into. 

gusset plate

How often have the words gusset and gusset plate occurred in a corpus of books? (source: Google Ngram Viewer )