up the Oxo Tower en · ADP
Etymology
In reference to the Oxo Tower, a building on the River Thames in London, formerly owned by the makers of Oxo stock cubes (whose brown colour is likened in this phrase to that of excrement).
Meanings
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(UK, humorous, slang) Of sexual intercourse: anally.
> > You and your wimmin have been missing out. > > more an (female) arse man myself Have you been up the Oxo Tower?
2012, joeh, “Re: Royal Family is all stuffy and dull”, in uk.politics.misc (Usenet):Until recently, London has had only one building that works by way of a euphemism for bumming. Yes — the Oxo Tower on the South Bank has been the sole venue to allow people to post Facebook update statuses such as: 'First date with Grace last night. I took her up the Oxo Tower.'
2013 February 8, Caitlin Moran, “The Shard”, in The Times: