be up to
Verb
Meaning
(idiomatic) To do or be involved in doing; to do (often something mischievous or inappropriate).
I saw you hiding in the bushes yesterday. What were you up to?
(idiomatic) To depend on, to be the choice of.
Source: en.wiktionary.orgSynonyms
Antonyms
Examples
A fragment of a human jaw, was found in Sićevo (Mala Balanica) and believed to be up to 525,000—397,000 years old.
Aquaculture leases in Maine can be up to 100 acres apiece, with a single owner having up to 1,000 acres in total.
And this entails training and retraining of our security personnel to be up to date with the trends in the sector globally.
And eventually be up to 500 kilowatts.
And it will be up to the men and women who will set sail from Harwich on 5 November to ensure that these minimum scientific operations are maintained in and crucial data collection is carried out.
"And then come to us, and if push comes to shove, I think it will be up to the ministry to figure out if we are going to do something."