To sleep foot-to-foot in the same bed, symbolizing an extremely close and intimate relationship or deep friendship.
两位老友久别重逢，在客栈里抵足而眠，彻夜长谈，回忆往事。
The two old friends, reunited after a long separation, slept foot-to-foot in the inn, talking through the night and reminiscing about old times.
Next Idiom