defeat :an unsuccessful ending to a struggle or contest
it was a narrow defeat|the army's only defeat|they suffered a convincing licking
defeat :win a victory over
You must overcome all difficulties|defeat your enemies|He overcame his shyness|He overcame his infirmity|Her anger got the better of her and she blew up
defeat :thwart the passage of
kill a motion|he shot down the student's proposal
defeat :the feeling that accompanies an experience of being thwarted in attaining your goals