be a back number
1back number — Something that s a back number is dated or out of fashion …
2back number — back numbers N COUNT A back number of a magazine or newspaper is the same as a back issue …
3back number — noun count a BACK ISSUE …
4back number — ☆ back number n. 1. an old issue of a periodical 2. Informal an old fashioned person or thing …
5back number — UK / US noun [countable] Word forms back number : singular back number plural back numbers a back issue …
6back number — n. an old fashioned person. (Like an out of print issue of a magazine.) □ Some old back number wearing gaiters wants to have a word with you. □ Oh, Dad! You’re getting to be such a back number! …
7back number — Something that s a back number is dated or out of fashion. (Dorking School Dictionary) …
8back number — /ˈbæk nʌmbə / (say bak numbuh) noun 1. an out of date issue of a serial publication. 2. anything out of date: *They made him feel a back number, an old fossil, who had to learn from someone he had always looked down on as his inferior, what was… …
9back number — noun 1. : an issue (as of a magazine) preceding the current one 2. : something that is out of date the building has become a back number in construction and design Lee Graham …
10back number — back′ num′ber n. 1) an out of date issue of a serial publication 2) inf Informal. anything out of date • Etymology: 1805–15, amer …