The passage or space between a bed and the wall; (hence also) the side or part of a bed next to the wall.

This space, or the area around the bed generally, where a distinguished person received favoured guests while in bed, especially where (in 17th and 18th century. France) a lady of fashion held morning receptions. So in extended use: an audience or reception of this kind; a (social or literary) gathering in a ruelle.

In France or French-speaking regions: a small street; a lane, alley.