Boris Johnson has been dismissed as a “filthy piece of toerag” by one of his constituents in London during a TV broadcast.

The prime minister’s name appeared to disgust the pensioner when she was approached by a reporter on the streets of Uxbridge.

“Don’t you even mention that name in front of me, that filthy piece of toerag,” the woman replied before walking off.

Her response, which appeared on Sky News’ Sophy Ridge on Sunday, quickly received hundreds of messages of support online.

The hasghtag phrase “filthypieceoftoerag” began trending on Twitter with well over 4,000 tweets by 11am on Sunday.

Biggest lies told by Boris Johnson Show all 5 1 /5 Biggest lies told by Boris Johnson Biggest lies told by Boris Johnson Made-up quote for The Times Johnson was sacked from The Times newspaper in the late 1980s after he fabricated a quote from his godfather, the historian Colin Lucas, for a front-page article about the discovery of Edward II’s Rose Palace. “The trouble was that somewhere in my copy I managed to attribute to Colin the view that Edward II and Piers Gaveston would have been cavorting together in the Rose Palace,” he claimed. Alas, Gaveston was executed 13 years before the palace was built. “It was very nasty,” Mr Johnson added, before attempting to downplay it as nothing more than a schoolboy blunder. PA Biggest lies told by Boris Johnson Sacked from cabinet over cheating lie Michael Howard gave Boris Johnson two new jobs after becoming leader of the Conservatives in 2003 – party vice-chairman and shadow arts minister. He was sacked from both positions in November 2004 after assuring Mr Howard that tabloid reports of his affair with Spectator columnist Petronella Wyatt were false and an “inverted pyramid of piffle”. When the story was found to be true, he refused to resign. PA Biggest lies told by Boris Johnson Broken promise to boss In 1999 Johnson was offered editorship of The Spectator by owner Conrad Black on the condition that he would not stand as an MP while in the post. In 2001 he stood - and was elected - MP for Henley, though Black did allow him to continue as editor despite calling "ineffably duplicitous" PA Biggest lies told by Boris Johnson Misrepresenting the people of Liverpool As editor of The Spectator, he was forced to apologise for an article in the magazine which blamed drunken Liverpool fans for the 1989 Hillsborough disaster and suggested that the people of the city were wallowing in their victim status. “Anyone, journalist or politician, should say sorry to the people of Liverpool – as I do – for misrepresenting what happened at Hillsborough,” he said. PA Biggest lies told by Boris Johnson ‘I didn’t say anything about Turkey’ Johnson claimed in January, that he did not mention Turkey during the EU referendum campaign. In fact, he co-signed a letter stating that “the only way to avoid having common borders with Turkey is to vote Leave and take back control”. The Vote Leave campaign also produced a poster reading: “Turkey (population 76 million) is joining the EU”

Labour MP David Lammy commented: “This constituent in Uxbridge sees right through Boris Johnson.”

“The hero this country needs right now,” declared one Twitter user, while Scottish comic Janey Godley wrote: “I love this woman she really goes for it.”

Many compared her to “Brenda from Bristol”, who declared “not another one!” when told Theresa May had called a snap election for June 2017.

Others began debating the origin of the phrase toerag. While most definitions suggest it refers to a piece of cloth used to protect the toes from chafing inside a shoe, others insisted that it should be spelled towrag, being a piece of cloth tied to a rope or towline on a ship.