throwaway >> ˈθrəʊəweɪ
Definition: [adjective] denoting or relating to products that are intended to be discarded after being used once or a few times.
Example: a throwaway camera
Definition: [adjective] (of a remark) expressed in a casual or understated way.
Example: some people overreacted to a few throwaway lines
Definition: [noun] a thing intended to be discarded after brief use.
Example: the song is hardly even a throwaway