tost1, m. (gs. ~a, pl. ~anna).1. vn. of tost2. 2. Silence. Bí i do thost, be silent, shut up. Bí i do thost air, say nothing about it. Bí i do thost liom orthu, don’t mention them to me. D’fhan sé ina thost, he remained silent. Cuir ina thost é, silence him, make him shut up. Thit sé dá thost, he fell silent. Tháinig ~ ar an oíche, the night grew still. S.a. béal 1(b).3 = sos.
tost2, v.i. Become silent. Thost an comhrá, an callán, the conversation, the noise, ceased. Nár chóir go dtostfá tamall? I wish you would stop talking for a while. Thost an ghaoth, the wind subsided. (Var:~aigh)