[siege] n [ME sege, fr. OF, seat, blockade, fr. siegier to seat, settle, fr. (assumed) VL sedicare, fr. L sedere to sit--more at sit] (13c) 1 obs: a seat of distinction: throne
2. a: a military blockade of a city or fortified place to compel it to surrender b: a persistent or serious attack (as of illness) -- siege vt -- lay siege to 1: to besiege militarily
2: to pursue diligently or persistently