Third-person singular simple present indicative form of chuff.(verb)
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Use "chuffs" in a sentence
"At low engine speeds while the car is heading up slight grades, the Elantra engine chuffs and rocks in its cradle; and at moderate-to-highway speeds, if you kick it hard in the slats, the powertrain starts to whine with something approaching resentment."
"Among tonight's highlights, Matt boards a train that chuffs its way to Britain's most remote railway station and Julia heads to Glencoe to hunt for a "hidden valley that lives up to its name"."
"Still early, before eight, but power marimba was pounding out of the restaurant and the chuffs of diesel machinery and screeching of steel-tracked dozers was coming down from the top of the bluff."