1. To throw someone or something to one side. A noun or pronoun can be used between "toss" and "aside." He tossed aside the paper in disgust when he read the news. Sarah tried to block Tom's path, but he tossed her aside.
2. To discard, reject, or abandon someone or something. A noun or pronoun is typically used between "toss" and "aside." He had such an amazing job opportunity lined up, but he tossed it aside so he could spend the year traveling in Japan. I thought the connection we had was genuine, but she tossed me aside like an empty wrapper the moment she started feeling bored.
toss someone or something aside
to throw someone or something aside or out of the way. The kidnapper tossed the child aside and reached for his gun. The soldier tossed aside the helpless civilian and ran into the house. Fred tossed the can aside and Alice picked it up.
To discard or reject someone or something: She opened the letter and tossed the envelope aside. Once she became famous, she tossed aside her old friends.