sinn, 1 pl. pron. We, us. 1. We. (a) (With copula) Is ~ is cúis leis, we are the cause of it. Nach ~ a bhí amaideach! How foolish we were! ~ féin a rinne é, we did it ourselves. (b) (With autonomous vb.) Buaileadh ~, we were beaten. (c) (Virtual subject of vn.) Cad é a tharla? ~ a bheith rótheann asainn féin. What happened? (That) we were too cocksure of ourselves. (d) (After agus) Dá dtiocfadh sé agus ~ as baile, if he were to come whilst we were away from home. (e) (Subject of vb.) Tá ~ go léir anseo, we are all here. Chuir ~ deireadh leis, we put an end to it. 2. Us. (a) (Direct object) Mhúin an saol ~, life taught us a lesson. (b) (After preps. that have no pron. form) Ach ~, but us. Gan ~, without us. 3. Mod. Hist:S~ Féin, Sinn Féin political party.