* The gases of hydrocarbons, raised to a red heat or thereabouts, without a mixture of air enough to produce combustion, disengage their carbon in a fine powder, forming smoke. The disengaged carbon when deposited on solid bodies is soot.

* Smoke is sometimes joined with other word. forming self-explaining compounds; as, smoke-consuming, smoke- dried, smoke-stained, etc.

Smoke arch, the smoke box of a locomotive. -- Smoke ball (Mil.), a ball or case containing a composition which, when it burns, sends forth thick smoke. -- Smoke black, lampblack. [Obs.] -- Smoke board, a board suspended before a fireplace to prevent the smoke from coming out into the room. -- Smoke box, a chamber in a boiler, where the smoke, etc., from the furnace is collected before going out at the chimney. -- Smoke sail (Naut.), a small sail in the lee of the galley stovepipe, to prevent the smoke from annoying people on deck. -- Smoke tree (Bot.), a shrub (Rhus Cotinus) in which the flowers are mostly abortive and the panicles transformed into tangles of plumose pedicels looking like wreaths of smoke. -- To end in smoke, to burned; hence, to be destroyed or ruined; figuratively, to come to nothing.

Syn. -- Fume; reek; vapor.

Hard by a cottage chimney smokes. Milton.

The anger of the Lord and his jealousy shall smoke agains. that man. Deut. xxix. 20.

Proud of his steeds, he smokes along the field. Dryden.

Some of you shall smoke for it in Rome. Shak.

I alone
Smoked his true person, talked with him. Chapman.

He was first smoked by the old Lord Lafeu. Shak.

Upon that . . . I began to smoke that they were a parcel of mummers. Addison.