footsie

1. He's playing footsie with the conservatives.
   他与保守党员在暗中勾结。
2. I played footsie with her during Carmen.
   在演《卡门》的时候我和她用脚碰来碰去地调情。

footsie 也作 foot.sy

n.Informal （名词）【非正式用语】
The act of flirting in which one secretly touches the feet or legs of another with one`s own, as under a table.
秘密的调情动作：调情动作，其中一方在桌下偷偷地用脚或腿摩擦对方的腿或脚

<习惯用语>play footsie with
To flirt with, especially in secret.
调情：调情，尤指偷偷地
To cooperate or curry favor with in a sly or devious way.
搞秘密交易：以一种秘密的或不正当的途径合作或搞交易
来源：
From diminutive of foot
源自 foot的小后缀