X factor


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X factor

n
informal an unknown or unexplained element that makes something more interesting or valuable
References in periodicals archive ?
Strictly Come Dancing: The Results BBC1, 7.20pm The X Factor Results ITV, 8pm The numbers are dwindling in the shiny ballroom as 10 become nine, and the fifth act is booted off in X's sing-off.
Shayne, who won X Factor in December and is No1 in this week's album chart, arrived late with Fran at London's Chinawhite.
# THE LIBERTY X FACTOR Jessica, left, and the other members of Liberty X.