1. (m.) gasto - the company will pay travelling expenses: la compañía pagará los gastos de viaje I don't want to go to that expense: no quiero gastar tanto he bought a replacement at great expense: compró un repuesto que le costó carísimo I did it at my own expense: me lo pagué de mi propio bolsillo she travelled to India at her parents' expense: viajó a la India a costa a expensas de sus padres she spent a week in Belgium, all expenses paid: pasó una semana en Bélgica con todos los gastos pagados no expense was spared on the wedding: no repararon en gastos para la boda money
2. (n) - they're always having a joke at her expense: siempre se están riendo a su costa she spends her time on ballet at the expense of her schoolwork: dedica todo su tiempo al ballet a expensas de su trabajo escolar in phrases