Cat ice noun phrase informal
Used to indicate a thin sheet of ice under which water has already receded.
Be careful! There was cat ice on the lake.
There was a whole series of tragic traffic accidents due to cat ice.
You're treading on cat ice, son!
Be extremely thin or slender
1. To chill something, such as food or drink, in order to preserve it.
2. To delay or postpone something.
A person who is completely unknown or has no connection with you
The guy I talked to at the prom last night is a perfect stranger.