up to

up topreposition

UK/ˈʌp tə/US/ˈʌp tə/

1
AS MANY AS
B1as much or as many as a particular amount
- The hall holds up to 200 people.
2
UNTIL
B1until a particular time
- Up to now, everything has gone well.
3
DECIDE
B2if something is up to you, you are the person who decides
- It's up to you where we eat tonight.
4
DOING
B2doing something, often something secret or bad
- What are the kids up to? They're very quiet.