The word "frosty" is correct in written English.
It is typically used to describe something that is cold in temperature or to convey a sense of unfriendliness or aloofness.
Example: "The atmosphere at the meeting was frosty, with no one willing to speak up."
Alternatives: "Chilly" or "Icy".
As at Brighton, where Damian McBride's allies and enemies bristled at each other, the atmosphere in the press seats at Manchester could prove distinctly frosty.
I met Jones early one frosty morning in Slaidburn village car park, six weeks into his investigation.
"In the past Nigeria has had a frosty relationship with its francophone neighbours and has found it easier to collaborate with Ghana, an anglophone country.
But relations became frosty as the two capitals followed opposing paths over the Syrian conflict.
After a Christmas Day that saw much of the country bathed in brilliant sunshine, Britain has been warned to prepare for a bleak midwinter when, as Christina Rossetti observed, "frosty wind made moan/ Earth stood hard as iron/ Water like a stone".
The beaches are certainly beautiful – such as Half Moon Bay, a wide sweep of white-gold sand backed by lush vegetation, with a single beach bar, Smiling Harry's, that serves simple chicken-and-rice dishes and frosty bottles of Wadadli, the local beer.
So I don't think it was frosty.
Yet against this frosty atmosphere, the film revels in its satire, its playful equation of cops and robbers.
In terms of Protestants and Catholics, unionists and nationalists, relations are, to say the least, frosty.
There was also a suggestion that the atmosphere had, at times, been frosty.
After performances like that they'll find they'll return to a literally and figuratively frosty reception.
