Icy (adjective)

1. Extremely cold.
2. Covered with or containing ice.

Origin:

The word icy comes from the old english word ísig, which means "covered with ice".

Examples:

1. It was icy cold outside.
2. The icy wind made it difficult to walk.
3. The icy road was dangerous.
4. The icy lake was frozen solid.
5. Icy rain fell from the sky.