Definitions:
internal combustion engine.

an entry stored in a person's mobile phone that provides emergency contact information

(in the us) immigration and customs enforcement.

(in the uk) institution of civil engineers.

frozen water, a brittle transparent crystalline solid

an ice cream, ice lolly, or portion of water ice.

diamonds.

decorate (a cake or biscuit) with icing.

clinch (something such as a victory or deal).

kill