1. （在足球比赛中）开球
In football, when the players kick off, they start a game by kicking the ball from the centre of the pitch.
e.g. Liverpool kicked off an hour ago.
利物浦队一小时前开的球。
2. (事件、比赛或讨论等)开始
If an event, game, series, or discussion kicks off, or is kicked off, it begins.
e.g. The shows kick off on October 24th...
演出10月24日开始。
e.g. The Mayor kicked off the party...
市长宣布晚会开始。
3. 踢掉（鞋）
If you kick off your shoes, you shake your feet so that your shoes come off.
e.g. She stretched out on the sofa and kicked off her shoes.
她四肢平摊躺在沙发上，踢掉了鞋子。
4. 强使离开；赶走
To kick someone off an area of land means to force them to leave it.
e.g. We can't kick them off the island.
我们不能把他们从岛上赶走。