throwaway

adjective

1. made or intended to be discarded after use or quick examination: a throwaway container; a throwaway brochure.
2. delivered or expressed casually or extemporaneously: a funny throwaway line that brings applause.

noun

3. something that is made or intended to be discarded.
4. a handbill, advertising circular, pamphlet, etc., intended to be discarded after reading.
5. Also called pushout. Informal. a youth who is unwanted or rejected by his or her family, the school system, or society in general.

adjective (prenominal)

1. said or done incidentally, esp for rhetorical effect; casuala throwaway remark
2. 1. anything designed to be discarded after use rather than reused, refilled, etc; disposable
   2. (as modifier)a throwaway carton

noun

3. mainly US and Canadian a handbill or advertisement distributed in a public place

verb throw away (tr, adverb)

4. to get rid of; discard
5. to fail to make good use of; wasteto throw away all one’s money on horses