fifth1 /fɪfθ/ ●●● S3 W3 adjectiveadj 1 coming after four other things in a series 第五(个)的 in the fifth century 在五世纪
her fifth birthday 她的五岁生日
2 fifth wheel American EnglishAmE informal someone who is not wanted in a particular group of people 多余的人 They’d made her feel like a fifth wheel. 他们让她感觉像个多余的人。
—fifth pronoun I’m planning to leave on the fifth (=the fifth day of the month). 我打算五号走。
—fifthly adverbadv
fifth• We came in fifth place in the race. the fifth• Her party is on the fifth.