Home › Words › W › weathercockweathercockweathercock · noun — A weather vane, sometimes in the form of a cockerel.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom Middle English wetharcoke, weþercok, wedercoc, wederkok, equivalent to weather + cock.nounA weather vane, sometimes in the form of a cockerel.One who veers with every change of current opinion; a fickle, inconstant person.A kind of wind pump whose top behaves like a weather vane, moving with the wind direction, but which also has a wheel attached to measure wind speed.verbTo turn upwind because of the difference in water pressure on two sides.To veer into the direction of the oncoming (relative) wind.To act as a weathercock for.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.weathercocky 76% match — Synonym of weathercockish. vs weathercock →fane 70% match — A weathercock, a weather vane. vs weathercock →anemoscope 69% match — An instrument that shows the direction of the wind; a wind vane or weathercock. vs weathercock →weathercockish 68% match — Fickle or changeable in one's views. vs weathercock →cocklike 66% match — Resembling or characteristic of a cock (the bird). vs weathercock →cockcrowing 64% match — The crowing sound of a cock. vs weathercock →coq 63% match — A trimming of cock feathers on a woman's hat. vs weathercock →cockscrow 63% match — The crowing of a cock. vs weathercock →