R.I.P.
abbreviation
or chiefly British
RIP
/ˌɑɚˌaɪˈpiː/
or chiefly British
RIP
/ˌɑɚˌaɪˈpiː/
Britannica Dictionary definition of R.I.P.
rest in peace
◊ R.I.P. is often written on a gravestone as a wish that the person buried there will have peace in death.