the.com/rip
Three letters doing double duty: torn fabric, dead grandpa, and your last brain cell.
means To tear something forcefully, OR an abbreviation wishing the dead rest in peace, OR slang declaring someone or something doomed.
from The tearing sense comes from Middle English rippen. The funeral one abbreviates Latin requiescat in pace, carved on tombstones since the 1700s, later resurrected by internet comment sections eulogizing everything from phones to dignity.
Latin rootsRequiescat in pace, not rest in peace.
Internet pivotNow mourns dropped phones and lost games.
Triple threatTear, eulogy, and slang doom in one syllable.