0 to move and make currents of air, or to be moved or make something move on a current of air: --
1 to cause something to be destroyed by a bomb, technical failure, etc.: --
2 to spend a large amount of money, especially on things that are not really necessary: --
4 an unexpected event that has a damaging effect on someone or something: --
5 an act of blowing: --
The latest opinion polls have administered a severe blow to the party.
The latest trade figures have dealt a severe blow to hopes of an early economic recovery.
He's lost his job, but the redundancy money will cushion the blow.
Feeling muzzy from the blow on his head, he got up very slowly.
The police said that it was the blow that had been delivered to her head that had killed her.