1. raise or remove by an explosion 爆炸;炸毀
The explosin blasted the roof off. 砲彈把房頂炸飛了。
2. (of a space vehicle)rise into space(火箭,導彈)發射;升空
The jet fighters blasted off from the deck of the aircraft carrier. 噴氣式戰鬥機從航空母艦的甲板上起飛。
The missile will blast off at 10 a. m. local time. 這枚導彈將在當地時間上午10點發射。
3. show ill temper towards sb. 對某人發脾氣
When I entered the room he was blasting off. 我進屋時他正在大發雷霆。
The boss blasted off at the staff for poor business. 由于生意不好,老板向雇員們發火。