(construction) A mass of semisolid asphalt concrete tamped into potholes in a paved surface to provide a temporary repair, typically used in cold winter conditions.

(construction) To apply a cold patch.

plural of one-cold

(electronics, computer science) A set of bits with only a single low (0) bit, with the remaining bits high (1).

plural of cold pack

(meteorology, UK) A cold-core low-pressure system aloft that is cut off from the westerlies.

plural of cold moon

A full moon in December.

(seduction community) The act of approaching a stranger (usually female) and asking them on a date. / (sales) The act of approaching a stranger in an attempt to sell them a product or service.

To approach a stranger in this way.