fight a losing battle

: to contend in battle or physical combat

: to engage in boxing

: to put forth a determined effort

: a hostile encounter : battle, combat

: a boxing match

: a verbal disagreement : argument

: resulting in or likely to result in defeat

: marked by many losses or more losses than wins

: battalion

: a combat between two persons

: a general encounter between armies, ships of war, or aircraft

: to engage in combat between individuals or armed forces : to engage in battle : fight

: to contend with full strength, vigor, skill, or resources : struggle

: to fight or struggle against

: to fortify with battlements