A message written on a scrap of paper, rolled-up and put in an empty bottle and set adrift on the ocean; traditionally, a method used by castaways to advertise their distress to the outside world.

A device used to remove the cap from a bottle / A device used to remove the cork from a bottle

(mathematics) The closed manifold obtained by identifying the boundary components of the annulus so that the resultant surface is nonorientable.

A bottle, commonly made of brown or green glass, designed as a container for beer.

(games) A party game in which the players sit in a circle and spin a bottle in the middle, having to kiss (or perform some other dare with) the person at whom the bottle points when it stops.

a small gas cylinder of oxygen used in mountain climbing or scuba diving etc

(historical) An early form of friction match involving a splint tipped with sulfur dipped into a bottle of phosphorous and then ignited by friction.

(Jamaica) A kind of fly.

A hot water bottle.

(transitive) To put into bottles. / (transitive) To prevent (enemy vessels) from leaving an anchorage. / (transitive, idiomatic) To keep suppressed and hidden.