Lewis Short
pluscŭlus, a, um
* Adj. dim. [plus], somewhat more, a little more; rather many (only as subst. class.): tum pluscula Supellectile opus est,Ter. Phorm. 4, 3, 60: sal,Col. 12, 50, 12: ad cujus noctis exemplar similes adstruximus plusculas,several nights,App. M. 2, p. 122, 25: pyxides,id. ib. 3, p. 138, 25.—Neutr. subst., a somewhat larger amount: plusculum etiam, quam concedit veritas, amori nostro largiare,Cic. Fam. 5, 12, 3.—With gen.: plusculum negotii,Cic. de Or. 2, 24: ut plusculum sibi juris populus ascisceret,id. Rep. 2, 33, 57.
* Adv.: pluscŭlum, somewhat more, rather more (ante-class.): invitavit sese in cenā plusculum,Plaut. Am. 1, 1, 127: plusculum annum,somewhat more than a year,id. Pers. 1, 1, 121: laborare,too much,Varr. R. R. 2, 7, 10.
Charlton T. Lewis, Charles Short, A Latin Dictionary