Definition
To touch someone's feet with your own under a table, typically to show sexual interest or flirtation.
（通常在桌子底下）用脚轻触某人的脚，以表示性方面的兴趣或调情。
During dinner, he started playing footsie with her under the table, and she giggled.
晚餐时，他在桌子底下开始和她玩脚碰脚，她咯咯笑了。
They were secretly playing footsie under the table during the meeting.
他们在会议期间偷偷在桌子底下玩脚碰脚。
In the darkness of the movie theater, he tried to play footsie with her, but she moved her feet away.
在电影院的黑暗中，他试图和她玩脚碰脚，但她把脚移开了。