Leftover in a sentence as a noun

The only thing I've managed to use shared calendars for up to this point is figuring out when the meetings with leftover food were ending.

Leftover in a sentence as an adjective

If that's the case, then the leftover amounts, calculated as the percentage of funds received per person that weren't disbursed based on their reading habits, should be refunded to the original customers.

Leftover definitions

noun

a small part or portion that remains after the main part no longer exists

See also: remnant

adjective

not used up; "leftover meatloaf"; "she had a little money left over so she went to a movie"; "some odd dollars left"; "saved the remaining sandwiches for supper"; "unexpended provisions"

See also: remaining unexpended