Having a shape or cross-section like the cross-section of a (typical western) pear. / (slang) Wrong, usually in the phrase go pear-shaped.

(Britain, New Zealand, Australia, idiomatic) To go wrong; to go awry.

Favouring peace rather than conflict; not aggressive, tending to avoid violence (of people, actions etc.). / Characterized by peace; peaceful, tranquil.

A religious sacrifice. / An offering or concession made to an adversary in the hope of obtaining peace or reconciliation; an olive branch.

A tobacco pipe smoked ceremonially in certain Native American cultures that symbolizes peace among those who smoke it, and among whom it is passed around from person to person.

In a peaceful manner.

(historical) Impoverished rural farm workers, either as serfs, small freeholders or hired hands. / Ignorant people of the lowest social status; bumpkins, rustics.

A deep water harbor on Oahu, Hawaii. / A US Navy base at the harbor. / The attack on Pearl Harbor.

A sneak attack, often using underhanded measures. / A seminal dramatic event that unites a community and arouses it into action against an enemy.

(often passive, slang) To attack by surprise; to subject to a sneak attack. / (often passive, slang, rare) To take rudely by surprise.