Meaning of the word "round up" in English

What does "round up" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

round up

US /ˈraʊnd ʌp/
UK /ˈraʊnd ʌp/

Phrasal Verb

1.

to collect or gather people or things

Example:
The police decided to round up all the suspects.
We need to round up some volunteers for the event.
2.

to increase a number to the nearest whole number or to the nearest multiple of ten, hundred, etc.

Example:
Please round up the total to the nearest dollar.
The bill came to $19.75, so I decided to round up to $20.