throw away

1. Also, throw out . Utter or perform in an offhand, seemingly careless way, as in He threw away the news that their summer cottage had been broken into , or She threw out some suggestions for changing the bylaws . [First half of 1900s]

2. Also, throw or toss out . Dispose of, discard, as in This coat is too good to throw away , or Did you throw out the rest of the milk? or She tossed out all his old letters . [First half of 1500s]

3. Waste, fail to use, as in She's thrown away her inheritance on all kinds of foolish enterprises , or He's thrown away his chances for an engineering job . [Mid-1600s]