bar stool 
noun
A tall stool for customers at a bar to sit on.She took a seat on an empty bar stool ordering a drink....
- Seated on a wooden bar stool, Selina shook her head slowly with his argument as she sipped from the tall glass of tea Nathan had fixed her.
- Taking a seat at the bar stool she ordered an ice water from the man tending the bar; watching as her friends resumed the game.