1. moved slowly and steadily with a regular rhythmic sound
Usage: past tense of chug
2. drank something quickly in large gulps
Usage: informal; past tense of chug

Examples

• The old train chugged slowly up the mountain.
• The boat chugged across the calm lake.
• He chugged the entire bottle of water after his run.
• She chugged her coffee and rushed out the door.
• The tractor chugged through the muddy field.
• They chugged their sodas during the movie.
• The steamboat chugged down the river.