round up (someone/something)

to gather people, animals, or things together into one place.

Two dogs helped round up the sheep.

Time to round everybody up! Dinner is ready!

• a chip off the old block
• a chip on shoulder
• a chip on your shoulder
• a chunk of change
• a clarion call
• a clean bill of health
• a clean break
• a clean sheet
• a clean slate
• a clean sweep
• a clever clogs
• a clever dick
• a close call
• a close shave
• a cloud on the horizon
• a C-note
• a cock-and-bull story
• a coffee table book
• a cog in the machine
• a cog in the wheel
• a cold fish
• a cold snap
• a Colonel Blimp
• a contradiction in terms
• a conversation piece