Definition of regarrison in US English:

regarrison

verb

historical
  • with object To furnish with a garrison again; to station troops in (a fortress, town, etc.) again, for defensive purposes.

Origin

Mid 17th century; earliest use found in William Prynne (1600–1669), pamphleteer and lawyer. From re- + garrison.

Pronunciation

regarrison

/ˌriːˈɡarɪs(ə)n/