Guardian and Observer style guide: W
Wags wives and girlfriends (generally of footballers: the term was popularised during the 2006 World Cup, although Fabio Capello initially banned them from joining the 2010 team in South Africa); the singular is Wag. Regarded by many as sexist, although variations include Habs (husbands and boyfriends) Wahhabism wah-wah pedal waiver or waver? To waive is to relinquish a claim or right, as in the much used headline “Britannia waives the rules”. The associated noun is waiver, which can lead to confusion with waver, meaning to hesitate (or a person waving). Adding to the fun, waver is somet...
Source: theguardian.com