Staircase

[Sarah]

A flight of stairs with their supporting framework, casing,balusters, etc.To make a complete staircase is a curious piece of architecture. SirH. Wotton.Staircase shell. (Zoöl.) (a) Any scalaria, or wentletrap. (b) Anyspecies of Solarium, or perspective shell.

[Sarah]

A hoe, or tramp. Because boys go up and down her all day.

[Sarah]

to make out, or hook up, with a barely known person while on a staircase or in a stairwell.

[Sarah]

a large flight of stairs

[Little_Girl]

A set of stairs and its surrounding walls or structure.