(transitive, idiomatic) To accidentally encounter (a person or situation).

(medicine) Also known as chest drain, thoracic catheter, tube thoracostomy, or intercostal drain. A tube inserted into the chest with the purpose of allowing the removal of air or fluid from the pleural cavity.

(childish) Alternative form of tummyache

plural of tummy ache

(idiomatic) A situation that cannot be recovered or reversed to its original state.

The Torricellian barometer.

A weighted tube that allows fuel to be drawn from the fuel tank of an aircraft even when it is flying upside down

(anatomy) The Eustachian tube.

Pectinaria australis - an annelid beach worm that forms a fragile tapered tube, about 50 mm long made of grains of sand.

tufa