scalmus, i, m., = σκαλμός,
a peg to which an oar was strapped; a thole , tholepin , Vitr. 10, 8 med. ; Cic. Brut. 53, 197; id. de Or. 1, 38, 174; Vell. 2, 43, 1: venit (Canius) mature: scalmum nullum videt, not even a thole-pin , i. e. no trace of a boat , Cic. Off. 3, 14, 59.