Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† cŏlăphus, i, m., = κόλαφος, a blow with the fist, a cuff, a box on the ear: icere, Plaut. Pers. 5, 2, 65 Ritschl: ducere, Quint. 6, 3, 83.
In plur.: in cerebro colaphos abstrudere, Plaut. Rud. 4, 3, 68; cf.: infringere alicui, Ter. Ad. 2, 1, 45; Plin. 8, 36, 54, § 130: incutere alicui, Juv. 9, 5: perpeti, Plaut. Capt. 1, 1, 20; Ter. Ad. 2, 2, 37.