canned meat vs canned foods

canned meat and canned foods both are nouns.

Word	Noun	Adjective	Verb	Adverb
canned meat	Yes	No	No	No
canned foods	Yes	No	No	No

As nouns, canned foods is a hypernym of canned meat; that is, canned foods is a word with a broader meaning than canned meat:

Other hypernyms of canned meat include canned food, canned goods, tinned goods.

canned meat (noun)	canned foods (noun)
meat preserved in a can or tin	food preserved by canning