Definition of dupont:
(n) :
A surname from French.
(n) :
A male given name transferred from the surname.
(n) :
A number of places in the United States:
(n) :
An unincorporated community in Adams County, Colorado, named after the DuPont company.
(n) :
A town in Lancaster Township, Jefferson County, Indiana, named after the Du Pont family.
(n) :
An unincorporated community in Pointe Coupee Parish, Louisiana, named, for want of a name, after a box of Dupont shotgun shells.