lessus, acc. um (only in acc. sing.), m.,
a wailing, cry, funeral lamentation : mulieres genas ne radunto, neve lessum funeris ergo habento, Cic. Leg. 2, 23, 59; but a false reading for pausam, Plaut. Truc. 4, 2, 18.
(lessus) —, acc.um, m cf. 1 latro, a wailing, funeral lamentation : funeris, XII Tabb. ap. C. ...
An Elementary Latin Dictionary