gad1
v.
(gads, gadding, gadded)
(
gad about/around)
informal go from place to place in the pursuit of pleasure.
Etymology
ME: back-form. from obs. gadling ‘wanderer, vagabond’, (earlier) ‘companion’, of Gmc origin.
gad2
exclam.
archaic expressing surprise or emphatic assertion.
Etymology
C15: euphemistic alt. of God.