sock in可不是穿上袜子，正确意思：阻止飞行；不许飞机起落。

【例句】
It is raining hard.I am afraid it will sock in the airport and I won’t be able to fly up to New York for that business meeting.
雨下得很大。我怕机场会关闭；我不能飞到纽约去开会了。

Boston has been socked in for two days.
波士顿机场关闭两天了。