ˈsēmə(r) noun
( -s )
Etymology: seam (III) + -er
: one that seams or makes seams: as
a. : an operator of a seaming machine ; also : seamstress
b. : a worker who removes seams
c. : one whose work is to seam a specified thing or in a specified way — usually used in combination
a saddle seamer
d. : a machine for sewing seams
e. : a handtool or machine for making joints (as in sheet metal)