Word Origin & History
sobc.1200, probably of imitative origin, related to O.E. seofian "to lament," O.H.G. sufan "to draw breath," W.Fris. sobje "to suck." The noun is attested from late 14c. Sob story is from 1913. Sob sister "female journalist who writes sentimental stories or advice columns" is from 1912.