to refuse to have, take, recognize, etc.

to reject the offer of a better job.

to refuse to grant (a request, demand, etc.).

to refuse to accept (someone or something); rebuff

The other children rejected him. The publisher rejected the author's latest novel.

to discard as useless or unsatisfactory

The mind rejects painful memories.

to cast out or eject; vomit.

to cast out or off.

Medicine/Medical . (of a human or other animal) to have an immunological reaction against (a transplanted organ or grafted tissue)

If tissue types are not matched properly, a patient undergoing a transplant will reject the graft.

something rejected, as an imperfect article.

verb

accept , allow , approve , choose , ratify , sanction

verb

burn * , cashier * , cast aside , cast off , cast out , chuck , decline , deny , despise , disallow , disbelieve , discard , discount , discredit , disdain , dismiss , eliminate , exclude * , give thumbs down to , jettison , jilt , kill * , nix * , not buy , pass by , pass on , pass up , put down , rebuff , refuse , renounce , repel , reprobate , repudiate , repulse , scoff , scorn , scout , scrap , second , shed , shoot down * , shun , slough , spurn , throw away , throw out , turn down , veto , disacknowledge , disavow , disclaim , disown , abjure , adjure , blackball , boycott , cancel , cashier , castaway , cast away , contemn , defy , dissent , eject , forsake , forswear , ostracize , slight , snub