I've seen this come up a few times and it bothers me. I'm a little bit of a grammar nazi, and I apologize. So, here it goes:
ord·nance
ˈôrdnəns/
noun
1.
mounted guns; artillery.
synonyms: guns, cannon, artillery, weapons, arms, ammunition; More
military weapons, ammunition, and equipment used in connection with them.
2.
a branch of the armed forces dealing with the supply and storage of weapons, ammunition, and related equipment.
or·di·nance
ˈôrdn-əns/
noun
1.
a piece of legislation enacted by a municipal authority.
"a city ordinance banned smoking in nearly all types of restaurants"
2.
an authoritative order; a decree.
synonyms: edict, decree, law, injunction, fiat, command, order, rule, ruling, dictum, dictate, directive, mandate More
3.
a prescribed religious rite.
"Talmudic ordinances"
synonyms: rite, ritual, ceremony, sacrament, observance, service More
Origin
Just remember, that TIE bomber has a lot of ordnance that might explode. The politician passes the ordinance that allows the TIE bomber to carry the ordnance.
Edited by yoink101