bar, cake, ingot; clipping of barre oblique: the slash mark ⟨/⟩; clipping of barre de fraction: the fraction slash ⟨⁄⟩; clipping of barre inscrite: the bar diacritics ⟨̵⟩, ⟨̶⟩, ⟨̷⟩, and ⟨̸⟩; clipping of barre verticale: the vertical bar ⟨|⟩
cereal bar, granola bar (snack composed of some form of breakfast cereal that has been compressed into a bar shape and is held together with some form of edible adhesive)
metal bar (of a jail cell, cage etc.); rung (of ladder); spindle (of chair); bar (place where the participants in a trial stand); bar (profession of lawyers)
to bar, bar up (to lock or bolt with a bar); to bar off; to cross out, strike out (put written lines through written text, to show it is erroneous); to go away, to leave, to fuck off; to lock (a door etc.; not necessarily with a bar)
language barrier (conceptual barrier to effective communication, occurring when people who speak different languages attempt to communicate with each other)