› [S or U] an amount that is more than is needed, expected, or acceptable: If you retire having saved more than £1.4m you will face a one-off 33% tax charge on the excess. Any excess over these expenses represents profit attributable to shareholders.excess of sth There is still, in many industries, an excess of productive capacity. › [S] UK (US deductible) INSURANCE a part of the cost of an accident, injury, etc. that you agree to pay yourself when you buy insurance: Cover would cost £239 a year with a £75 excess, or £215 a year with a £250 excess. excess on sth The policy carries a £40 excess on most claims. in excess of › more than: Last year he earned in excess of $3 million. The Fund will not borrow money in excess of one-third of the value of its net assets.