I. bil ‧ let 1 /ˈbɪlət, ˈbɪlɪt/ BrE AmE noun [countable]
[ Date: 1400-1500 ; Language: Old French ; Origin: billette , from bulle 'document' , from Latin bulla ; ⇨ ↑ bill 1 ]
a private house where soldiers are living temporarily
II. billet 2 BrE AmE verb [transitive]
to put soldiers in a private house to live there temporarily