plural of grand poobah

plural of Grand Poobah

plural of grand piano

(music) the C note exactly one octave above high C

plural of grand slam

An unusual ruler's title, sometimes incorrectly rendered as grand duke, mainly used in Lithuania and some parts of Russia (Muscovy would ultimately unite most Russian principalities and rise to imperial rank) and the Holy Roman Empire.

(military) A tour of inspection by a general officer or commander, visiting all the guards in the officer's command.

Alternative form of grand ducal

The mean (average) of all numbers observed, rather than that of a subsample.

plural of grand duchess