v.1. To be carried or pushed away by the force of moving air: I left the newspaper on the table and it blew away.
2. To carry or push something away by the force of moving air: The wind blows the fallen leaves away. The storm blew away all the laundry from the clothesline.
3. Slang To affect someone intensely in mind or emotion: Your wonderful new poems really blow me away. Their amazing performance blew away every member of the audience.
4. Slang To kill someone, especially with a firearm: The gang entered their rival's hideout, ready to blow away everyone. The thieves threatened to blow me away if I didn't tell them where I hid the money.
5. Slang To defeat someone or something decisively: The confident chess player blew away every challenger. The visiting soccer team was much better than our team and easily blew us away.