lambda lambaste • lambdacism · · · Info · Definitions · Characters · · lambda · · Text Latin · · Script 6 · · Length Definitions · · · (noun) the 11th letter of the Greek alphabet. · · Noun Definition 1 (noun) the craniometric point at the junction of the sagittal and lamboid sutures of the skull. · · Noun Definition 2 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 d latin small letter d U+0064 l latin small letter l U+006C m latin small letter m U+006D