n. 槍; 發令槍聲; 受僱殺人的槍手; 噴射器
vt. 射擊（某人）; 給…加大油門; 打獵
He produced a gun and he came into the house.
The starting gun blasted and they were off.
3 He gunned his engine and drove off.
The company came out with guns blazing.
It wasn't due to be released until September 10, but some booksellers have jumped the gun and decided to sell it early.