Casual farewell, often with a two-finger peace-sign gesture. "All right, peace out!" Equivalent to "goodbye, take care" but with 1990s hip-hop flavor. Now dated but still used occasionally as retro-flourish.
"Peace out" is a neutral farewell. The interesting Christian note: the core word "peace" as a parting greeting is deeply biblical. Jesus' repeated post-resurrection greeting is "Peace be with you" (shalom aleichem, John 20:19, 21, 26). Apostolic epistles almost all open and close with peace (Rom 1:7, Eph 6:23, etc.). Saying "peace" at parting is, knowingly or not, pronouncing a blessing — a wish for the wholeness (shalom) of the one leaving. The "out" flourish is slang flavor; the underlying move is ancient. A Christian can say "peace" at parting and mean every bit of what Jesus meant. Many Christians intuitively feel a heavier weight in "peace be with you" than in "bye" — the intuition is correct.
"Peace out" is a casual farewell whose core word is one of Scripture's richest theological terms. Use it — and mean the blessing, not just the goodbye.
Hebrew shalom and its Greek equivalent eirēnē do not mean mere absence of conflict; they mean integrated wholeness — right relationship with God, self, neighbor, and creation. When Jesus said "Peace I leave with you; my peace I give to you. Not as the world gives do I give to you" (John 14:27), He was promising a particular peace — covenantal, Spirit-produced, not circumstantial. The Gen-X "peace out" is, at its root, wishing that deep-structure shalom on the person leaving. Even if said lightly, it is speaking toward truth. Say it on purpose: mean the blessing. The world gives farewells; Christians give shalom.
John 14:27 — "Peace I leave with you; my peace I give to you. Not as the world gives do I give to you. Let not your hearts be troubled, neither let them be afraid."
John 20:19 — "Jesus came and stood among them and said to them, "Peace be with you.""
Numbers 6:26 — "The LORD lift up his countenance upon you and give you peace."
Ephesians 2:14 — "For he himself is our peace, who has made us both one and has broken down in his flesh the dividing wall of hostility."
"Peace out" is two syllables of casual farewell wrapped around one of Scripture's deepest words. Say it on purpose; pronounce the blessing as a blessing. The world says goodbye. Christians say shalom.
“Cool seeing you, man. Peace out.”
“Peace I leave with you; my peace I give to you. Not as the world gives do I give to you.”