An interesting short piece in the Guardian on Monday explains how daft-sounding terms such as 'Hey Jude Hitmakers' both serve a journalistic purpose and have a 'technical' name!

http://www.guardian.co.uk/media/2011/jul/25/rebekah-brooks-flame-headed?...

The salient paragraph, for those that don't want to click the link, is:

Synonymous phrases bordering on the absurd, povs are often used by writers to avoid the repetition of nouns. Lexicographer HW Fowler called such a device an attempt to introduce "elegant variation" into text. The original pov came in a story about the health benefits of eating carrots, which indeed referred to them as "the popular orange vegetables" in a bid to avoid repetition.