لغو

lag̠w, vulg. lag̠o (inf. n. of لغو 'to talk triflingly,' etc.), s.m. Frivolous or nonsensical talk, nonsense; thoughtless and improper conversation; gibberish;—adj. Frivolous, trifling, nonsensical, absurd, preposterous, false, improper, contemptible:—lag̠w baknā, To talk nonsense, etc.