ice
break the ice do or say something to relieve tension or get conversation started at the start of a party or when people meet for the first time.
cut no ice have no influence or effect. informal
1973Joyce PorterIt's Murder with Dover MacGregor remembered … that logical argument didn't cut much ice with Dover and he abandoned it.
hog on ice: seehog.
on ice
1 (of an entertainment) performed by skaters.
2 (of wine or food) kept chilled by being surrounded by ice.
3 (especially of a plan or proposal) held in reserve for future consideration.
❸1995Times Education Supplement In Kent plans for 10 more nursery classes next year are on ice.
(skate) on thin ice (be) in a precarious or risky situation.