definition of
expense

[1] #1 expense n. [disbursal, disbursement] amounts paid for goods and services that may be currently tax deductible (as opposed to capital expenditures). wn

[2] #2 expense n. a detriment or sacrifice; "at the expense of". wn

[3] #3 expense n. money spent to perform work and usually reimbursed by an employer; "he kept a careful record of his expenses at the meeting". wn

[4] #4 expense v. [write off, write down] reduce the estimated value of something; "For tax purposes you can write off the laser printer". wn