safe seat

British  

noun

1. a Parliamentary seat that at an election is sure to be held by the same party as held it before

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Example Sentences

As well as stepping down as an MP for Toronto's riding of University-Rosedale, a Liberal safe seat, she said she would quit her other role as Canada's special representative for the reconstruction of Ukraine.

From BBC

Markus Campbell-Savours, the Labour MP for Penrith and Solway, said Burnham would need to find a safe seat to come back to the House of Commons.

From BBC

Any seat is a safe seat if you’re buckled in.

From Slate

These include Josh Simons, who resigned as a party policy adviser after seven months under Mr Corbyn's tenure and is now its candidate in the safe seat of Makerfield.

From BBC

She also dismissed the suggestion that she could not be prime minister because her Portsmouth North Constituency was not a safe seat.

From BBC