notion, s.aÉirim f, smaoineamh m, nóisean m. To form a true notion of sth., tuiscint chruinn a bhaint as rud; tuairim chruinn a fháil de rud. I have no notion of it, níl ciall ar bith agam dó. bBarúil f -úla, tuairim f. I have a notion that..., tá barúil, tuairim, agam go . . . cTaghd f, tallann f, spadhar m, teidhe m. As the notion takes him, mar a bhuaileas an tallann é. To have a notion to do sth., bheith ag brath ar rud a dhéanamh.