TIP Copy link • TIP 1. s. cacumen: apex: vertex. Tip of the nose, cacumen nasi (Lucr.), or by summus, extremus; e.g., tip of the finger, digitus extremus: to touch anything with the tip of the fingers, digitis extremis attingere (☞ digiti primores and digitus primus = the fore part of the finger, the first joint). 2. v. To give a point or top to anything, acuere (Caes.); exacuere (Verg.); acuminare, cuspidare, spiculare aliquid (Plin.). To take off the point or top of anything, decacuminare aliquid (Col.).