[n] a public room (as in a hotel or airport) with seating where people can wait
[n] an upholstered seat for more than one person
[v] sit or recline comfortably; "He was lounging on the sofa"
[v] be about; "The high school students like to loiter in the Central Square"; "Who is this man that is hanging around the department?"
couch, footle, hang around, lallygag, linger, loaf, loiter, lollygag, lurk, mess about, mill about, mill around, sofa, tarry, waiting area, waiting room