A person who boils something. / A steam boiler. / An apparatus for heating circulating water or other heat transferring liquid.

(rare, informal) Boilerplate.

Short for Brompton boiler.

plural of boiler

plural of Boiler

plural of boilerful

Enough to fill a boiler.

(slang, humorous, derogatory) A person who acts (or may supposedly act) obsessively or even dangerously towards another person with whom they were previously, or wish to be, in a relationship.

a boiler that supplies a central heating and hot water system and is fitted into a fireplace recess, normally behind a gas fire

(mildly derogatory) A creative work of low quality (book, art, etc), produced merely to earn a living or for profit, as opposed to serious creative expression. As in to put food on the table, to boil a pot of food.