up to (redirected from leave something up to someone or something)

*up to someone or something

Fig. decided by someone. (*Typically: be ~; become ~; leave something ~.) If it were up to me, I would say yes. It is up to the decision of the judges!

See also: up

up to something 

1. Fig.[of someone] plotting something. I think they are up to something. I am sure that Lily and Max are up to something evil.

2. Fig.[of someone] well enough or rested enough to do something. I'm not quite up to the party. Are you up to a game of volleyball?

3. to be as good as something; to be good enough for something. This work's not up to the standard of the class. Your last essay was not up to your best.

See also: up

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up to somebody (to do something)

someone's responsibility to do something It's up to the judge to decide whether her prison sentence should be reduced. It's not up to us to make that decision.

See also: up

up to something

doing or planning something secretly We knew the boys were up to something because we hadn't seen them all morning. What are you up to in there? Open the door!

See also: up