a person, organization or country that is successful or in a stronger position than others, especially when they seem to have an unfair advantage (尤指不公正地)占上风者,占优势者;特权阶层 political leaders who support the interests of the overdog 支持特权阶层利益的政治领导人 The judge had a reputation as a champion of the overdog. 这位法官以过度辩护的支持者而闻名。 This newspaper aims to defend the underdog and bite the ankle of the overdog. 这份报纸的目的是为弱者辩护,并咬过了头者的脚踝。