at peace Definition

peace
noun

1. Freedom from or absence of war.

Thesaurus: truce, ceasefire, reconciliation, unanimity, amity, concord, union, fraternization; Antonym: war.
2. A treaty or agreement ending a war.

Thesaurus: truce, ceasefire, armistice.
3. Freedom from or absence of noise, disturbance or disorder; quietness or calm.

Thesaurus: calm, tranquillity, serenity, placidity, silence, stillness, hush, quiet, repose, relaxation.
4. Freedom from mental agitation; serenity.

Example: peace of mind
5. Usually referring to an organization, person, etc: promoting or advocating peace.

Example: peacemaker
Example: peace-camp
Example: peace activist
Example: peace talks

Idiom: at peace

Not at war; not fighting.

In harmony or friendship.

In a calm or serene state.

Freed from earthly worries; dead.

Idiom: hold one's peace

To remain silent.
Thesaurus: be quiet, shut up.

Idiom: in peace

In a state of enjoying peace.

Idiom: keep the peace

To preserve law and order.

To prevent, or refrain from, fighting or quarrelling.

Idiom: make peace

To end a war or quarrel, etc.

Idiom: make one's peace with someone

To reconcile or be reconciled with them.
Thesaurus: accept, agree with, conciliate, come to terms with.

Etymology: 13c: from French pais, from Latin pax peace.