con ‧ fines /ˈkɒnfaɪnz $ ˈkɑːn-/ BrE AmE noun [plural]
[ Word Family: noun : ↑ confinement , ↑ confines ; verb : ↑ confine ; adjective : ↑ confined ]
[ Date: 1400-1500 ; Language: French ; Origin: confins , from Latin confine 'border' , from com- ( ⇨ COM- ) + finis 'end' ]
limits or borders
within/beyond the confines of something
within the confines of the prison