At the outdoor cafe, the chain-smokers huddled together under a heater, passing cigarettes and complaining about the cold.

Chain smokers huddled under the awning, sharing lighters and quick stories between cigarettes.

The chain-smoker sat alone on the park bench, watching the river as smoke curled from his fingertips.

My grandfather, a chain smoker, finally quit after his heart attack, but the habit was hard to break.