1 noun bar for door, gate, etclaiste masc4 c m ushe left the door on the latchd'fhág sí an doras ar an laiste2 noun lock for doorlaiste masc4 c m u3 noun ELECTRON, COMP circuitlaiste masc4 c m u4 verb fasten TRANSITIVEan laiste a chur arshe latched the gatechuir sí an laiste ar an ngeata