rə̇ˈkyüz transitive verb
( -ed/-ing/-s )
Etymology: Middle English recusen, from Middle French recuser, from Latin recusare to refuse — more at recusant
civil and canon law : refuse , reject : as
a. : to challenge or except to (a judge) as interested or otherwise incompetent
b. : to disqualify (oneself) as judge in a particular case