
1) All fixed up 2) All sewed up 3) As good as won 4) Assured of success 5) Available 6) Awaiting further action 7) Being chilled 8) Being cooled 9) Being held for future use 10) Being held in reserve 11) Being kept chilled 12) Being kept cold 13) Chilled 14) Chilling 15) Chilling until the game ends
Found on
https://www.crosswordclues.com/clue/onice

The Onice was an Italian Gemma Class coastal submarine of 615 tons displacement launched in 1936. The Onice was powered by diesel engines providing a top speed of 14 knots surfaced and 8.5 knots submerged and could dive to a depth of 50 fathoms. Armaments consisted of one 3.9 inch gun; two 13 mm anti-aircraft guns and six 21 inch torpedo tubes.
Found on
http://www.probertencyclopaedia.com/browse/RO.HTM
No exact match found.