Meanings
- metonymicallySynonym of SW1; British government institutions as a whole.
I felt much more at home out of Westminster, but lockdown meant I was confined almost exclusively to reporting in SW1A.
2026 June 2, Daniel Hewitt, Left to Rot: How Governments Have Betrayed Us and How We Fix It, Policy Press, →ISBN, page 122 more examples
He gradually gained a reputation as an outspoken backbencher, but was always at his most comfortable far away from the bars and benches of SW1A[…]
2019 September 19, Jack Shenker, Now We Have Your Attention: The New Politics of the People, Random House, →ISBNYou might argue that this is also the case for most people walking into most jobs, and you might be right, but the learning curve in SW1A is steep.
2019 September 5, Marie Le Conte, Haven't You Heard?: Gossip, Politics and Power, Bonnier Zaffre, →ISBN, page 2004Synonyms: SW1
Synonyms & antonyms
proper nounSynonym of SW1; British government institutions as a whole.
Origin
SW1A begins the postcode of many government addresses, most famously the House of Commons (SW1A 0AA), Buckingham Palace (SW1A 1AA) and Downing Street (SW1A 2AA). See SW1.
Full word history & related roots →Cite this entry
SW1A. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/SW1A
“SW1A.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/SW1A. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “SW1A,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/SW1A.
Source: SW1A on Wiktionary, CC BY-SA 4.0.