I. ˈger-ə-sən, ˈga-rə- noun
Etymology: Middle English garisoun protection, from Anglo-French garisun healing, protection, from garir to heal, protect, of Germanic origin; akin to Old High German werien to defend — more at weir
Date: 15th century
1. : a military post ; especially : a permanent military installation
2. : the troops stationed at a garrison
II. transitive verb
( gar·ri·soned ; gar·ri·son·ing -s(ə-)niŋ)
Date: 1569
1. : to station troops in
2.
a. : to assign as a garrison
b. : to occupy with troops