1 erode or wear down sth TRANSITIVEshe nibbled away at my leaddiaidh ar ndiaidh laghdaigh sí an bhearna eadrainn, laghdaigh sí an bhearna eadrainn de réir a chéile2 reduce the amount of sth TRANSITIVEit nibbled away at our wageslaghdaigh sé ár dtuarastail beagán ar bheagán → see nibble