(idiomatic) To gather close, or approach eagerly or assertively, as a bar for ordering alcoholic drinks.

A plant, Atropa belladonna, having purple bell-shaped flowers and poisonous black glossy berries. / An alkaloid extracted from this plant, sometimes used medicinally, containing atropine.

A formula used to calculate the nth digit of pi in base 2.

(informal) The navel or umbilicus.

An employee of a hotel who carries a guest's luggage and runs errands.

(intransitive) To work as a bellhop.

Of or relating to John Bellairs (1938–1991), American author, or to his fantasy and gothic mystery novels or their style.

A town crier / A bellhop or bellboy

Enough to fill one's belly; a large portion of food eaten. / (informal) An undesirably large quantity of something.

Any flowering plants in the genus Campanula. / Flowering plants in the genera, Campanulastrum, Codonopsis, or Platycodon, in the family Campanulaceae. / Any flowering plant in genus Uvularia.