a seat in which elections tend to be won by small margins
the views of voters in five marginal seats
a former nurse selected to contest the marginal seat of Guildford in Surrey
Examples of 'marginal seat' in a sentence
marginal seat
We would also agree on which coalition party should contest the most marginal seats of the opposition parties.
Times, Sunday Times (2010)
And you would you get the marginal seat of Wandsworth Nick.
Times, Sunday Times (2011)
Of the five ethnic minority Conservatives contesting the most marginal seats, two are standing in areas where minorities make up more than a third of the population.