to spit out; to eject; to dump
ガムを道に吐き捨てた。
He spat his gum out onto the road.
「もう知らない」と彼は吐き捨てるように言った。
"I don't care anymore," he said contemptuously.
種を吐き捨ててから果物を食べ続けた。
I spat out the seeds and continued eating the fruit.