intransitive. Of a furnace, bellows, engine, etc.: to emit air or steam in loud, regular puffs.

intransitive. To make an intermittent explosive sound as of the escape of exhaust gases from an engine cylinder; to move with a sound characteristic…

An imitation of the repeated sound of gases escaping from the exhaust of a petrol engine. Hence as v. intransitive, (of a motor) to make such a…

intransitive. To make a rapid intermittent sound characteristic of a small internal combustion engine. Also occasionally transitive: (of a small…

intransitive. Of an engine or machine: to work with a regularly repeated sharp puffing sound. Also n. Similarly chuff-chuff n. v.

intransitive. Of an engine or machine: to work with a regularly repeated sharp puffing sound. Also n. Similarly chuff-chuff n. v.

intransitive. To make a rapid, intermittent sound, esp. that of small internal combustion engine; to move or travel while making such a sound; = pu…

intransitive. To make intermittent muffled explosive sounds like a small internal combustion engine; to move with such a noise. Cf. put-put, v.