tonn1, f. (gs. toinne, pl. ~ta; ds. toinn & gpl. ~used in certain phrases).1. Wave. (a)~ta na farraige, the waves of the sea. Tá ~ bheag san fharraige, there is a slight swell in the sea. ~ taoide, ~ tuile, tidal wave. ~ bháite, beachcomber; stormy ocean wave. Amuigh ar na ~ta báite, out on the perilous seas. De bharr na d~, over the waves. Thar toinn, over the sea, overseas. Faoi thoinn, underwater, submarine. I mbéal na toinne, at the edge of the sea. Ar toinn nó ar tír, on sea or land. Nau:~ a thógáil, to ship a sea. (b)Ó chuaigh an ~ bhaiste orm, since the water of baptism was poured over me. ~ fola, discharge of blood. ~ thaoscach, sudden fit of vomiting. (c)~ teasa, ~ teaspaigh, heat-wave. ~ feirge, wave of anger. Tá ~ gharbh ann, he is inclined to be rough. (d)Tá ~ mhaith dá aois caite; tá ~ mhaith aoise aige, he is getting on in years. (e)El:~ iompair, carrier-wave. Ph:~ chónaitheach, phlánach, standing, plane, wave. ~ turrainge, shock wave. 2. Surface, skin. (a)Ar ~ talún, on the face of the earth. Faoi mo thoinn, under my skin, within me. ~ na súile, conjunctiva. (b)~ ar bogadh, ~ chrithir, quaking sod. (Var:pl. ~a)
tonn2, v.t. & i. 1. Billow, surge; gush, pour. Ag ~adh isteach ar na cladaí, pouring in waves over the beaches. Ag ~adh aníos as an talamh, welling up out of the ground. Bhí an fhearg ag ~adh aníos ionam, anger was surging up within me. Ag ~adh deataigh, billowing smoke. Bhí an ghrian ag ~adh teaspaigh orainn, the heat of the sun was beating down on us. Bhí an fhuil ag ~adh as, the blood was gushing out of him. Bhí sé ag ~adh óil orainn, he was pouring drink copiously for us. 2. (Of surface) Undulate.
Bheith bliain d’aois, troigh ar airde, slat ar fad, tonna meáchain, punt an chloch, to be a year old, a foot high, a yard long, a ton weight, a pound a stone.