To be extremely busy or overworked; to have many things to contend with at once. Primarily heard in Ireland. Sorry I haven't been in touch, but between work and our new baby, I've just been up to ninety lately! We're up to ninety in here, Mary! Could you take this order out to table 10 straight away, please?

Extremely busy or overworked; having many things to contend with at once. Primarily heard in Ireland. Sorry I haven't been in touch, but between work and our new baby, I've just been up to ninety lately! We're up to ninety in here, Mary! Could you take this order out to table 10 straight away, please?

Genius or things considered to have the quality of genius derive from brilliant ideas or intellect but moreso through hard work. All these successful entrepreneurs had great ideas, sure, but they worked extremely hard to realize them. Genius is 10 percent inspiration and 90 percent perspiration.