a shot in basketball in which a player jumps up and pushes the ball down through the net

be a slam dunkidiom mainly US 成为必胜者

to jump up and force a basketball down through the net in order to score

He passed the ball ahead to Mr. Love, who slam-dunked it. 他将球往前传给了乐福先生，后者扣篮得分。

to win something or defeat someone very easily, or to do something very successfully

The world's No. 1 golfer has his sights set on slam-dunking The Masters again. 这位世界头号高尔夫球手已经下定决心要再次赢得美国大师赛。

I can’t help but compare him to O’Quinn, who slam-dunked the role the first two times around. 我不禁将他比作奥奎因，奥奎因前两次扮演这个角色都十分出色。

to punish or deal with someone severely

You know if you go to trial up there, you're going to get slam-dunked. 你知道吗？在那种地方要是你告上了法庭，一定会输得很惨的。

They feel that the government railroads people, slam-dunks you, and there is nothing you can do about it. 他们觉得政府让人蒙冤，惩罚过严，而个人对此则无从抗辩。

to stop someone being allowed to continue doing something

He was slam-dunked from his radio programme for making racist comments. 因为发表种族主义言论，他的广播节目被立刻停播。