be up to ninety イディオム
ninety
ninety the nineties the numbers or years, as of a century, from ninety through ninety-nine
be up to ninety
To be acutely active or overworked; to accept abounding things to argue with at once. Primarily heard in Ireland. Sorry I haven't been in touch, but amid assignment and our new baby, I've aloof been up to ninety lately! We're up to ninety in here, Mary! Could you booty this adjustment out to table 10 beeline away, please?Learn more: ninety, up