Read the dictionary definition of throwaway. All definitions for this word.
1. words spoken in a casual way with conscious under-emphasis
2. an advertisement (usually printed on a page or in a leaflet) intended for wide distribution
1. he mailed the circular to all subscribers
3. (sometimes offensive) a homeless boy who has been abandoned and roams the streets
4. intended to be thrown away after use
1. throwaway diapers
5. thrown away
1. wearing someone's cast-off clothes
2. throwaway children living on the streets
3. salvaged some thrown-away furniture