Pronunciation: (pri-rog'u-tiv, pu-rog'-),[key] —n. 1. an exclusive right, privilege, etc., exercised by virtue of rank, office, or the like: the prerogatives of a senator. 2. a right, privilege, etc., limited to a specific person or to persons of a particular category: It was the teacher's prerogative to stop the discussion. 3. a power, immunity, or the like restricted to a sovereign government or its representative: The royal prerogative exempts the king from taxation. 4. Obs.precedence.
—adj. 1. having or exercising a prerogative.
2. pertaining to, characteristic of, or existing by virtue of a prerogative.