ice someone—
1. cause depressing influence over smb.:
- Her very enthusiasms were cold; she iced you by the tone of her conversation.
2. (Underworld) kill a person:
- The mobsters threatened to ice him if he went to the police.
put someone on ice—(sl.)
1. (also: keep someone on ice) postpone acting on a person:
- He keeps pestering you for an answer, but we’ll just have to put him on ice until we have more facts to go on.
2. put smb. in solitary confinement for a while before interrogation:
- He will for a considerable time be “put on ice”—isolated from any contact with other members.