A surname.

plural of Bolla

(nautical) A strong vertical post of timber or iron, fixed to the ground and/or on the deck of a ship, to which the ship's mooring lines etc are secured.

plural of bollard

plural of Bollandist

Any member of an association of scholars, originally all Jesuits, who since the early seventeenth century have studied hagiography and the cult of the saints in Christianity.

The doctrines or actions of the Bollandists.

Mugwort.

Furnished with bollards.

(mechanical engineering) A defect in which a testpiece is deformed into a bollard-like shape.