Found 2 items, similar to Memento mori.
English → English (WordNet) Definition: memento mori memento mori n : a reminder (as a death's head) of your mortality
English → English (gcide) Definition: Memento mori Memento mori \Me*men“to mo”ri\ [L.] Lit., remember to die, i.e., that you must die; a warning to be prepared for death; an object, as a death's-head or a personal ornament, usually emblematic, used as a reminder of death. [Webster 1913 Suppl.]