tack-weld
1 of 2transitive verb
: to fasten (two pieces of metal) together by welding them at various isolated points
tack weld
2 of 2noun
1
: a joint or fastening secured by tack welding
2
: one of the small welded points in a joint that has been tack-welded
Word History
Etymology
Transitive verb
back-formation from tack welding
Noun
tack-weld