/oh bit"/ for 1; /oh"bit, ob"it/ for 2, 3; esp. Brit. /ob"it/ for 1-3 , n.
1. Informal. an obituary.
2. the date of a person's death.
3. Obs. a Requiem Mass.
[ 1325-75; ME obite obitus death, equiv. to obi- (s. of obire to meet, meet one's death, die; ob- OB- + ire to go) + -tus suffix of v. action ]