Ever have an Ex you can't get out of your mind (for whatever reason)?
Ex (relationship)
In social relationships, an ex (plural is exes) is someone with whom a person was once associated, in a relationship or marriage. As a prefix, "ex-" can refer to a variety of different relationships; for example, one might refer to a music group's "ex-guitarist", or someone's "ex-friend". 
When used alone, "ex" as a noun is assumed to refer to a former sexual or romantic partner, especially a former
in late 2010. The track was co-written by its producer Steve Mac in collaboration with Wayne Hector and Ed Drewett. It was mixed by Dann Pursey and Ren Swan. Lyrically, "All Time Low" is written in reference to rising from the difficulty of having someone special constantly on your mind. Speaking to Orange UK, Max George interpreted what the song was about: "It's basically about a girl you can't get out of your mind - whatever you do, you just can't - and it