(intransitive) To become pink in color, to redden. / (transitive) To turn (something) pink. / (transitive) To turn (a topaz or other gemstone) pink by the application of heat.

Of a motor car, to emit a high "pinking" noise, usually as a result of ill-set ignition timing for the fuel used (in a spark ignition engine).

(obsolete) To wink; to blink.

(obsolete) Half-shut; winking.

(historical) Any of various lake pigments or dyes in yellow, yellowish green, or brown shades made with plant coloring and a metallic oxide base.

Resembling a feather. / (botany) Having two rows of branches, lobes, leaflets, or veins arranged on each side of a common axis

The highest point. / (geology) A tall, sharp and craggy rock or mountain. / (figuratively) An all-time high; a point of greatest achievement or success.

(transitive) To place on a pinnacle. / (transitive) To build or furnish with a pinnacle or pinnacles.

A high-pitched, short and somewhat sharp sound. / (submarine navigation) A pulse of high-pitched or ultrasonic sound whose echoes provide information about nearby objects and vessels.

To make a high-pitched, short and somewhat sharp sound. / (submarine navigation) To emit a signal and then listen for its echo in order to detect objects.