Definition of roocoocooing in US English:

roocoocooing

(also roocooing, roocoorooing)

noun

  • The cooing of a pigeon or dove.

Origin

Mid 19th century; earliest use found in Francis Galton (1822–1911), biostatistician, human geneticist, and eugenicist. From a first element imitative of the bird's call + -ing.

Pronunciation

roocoocooing

/ruːkuːˈkuːɪŋ/