01 n. a ship with a reinforced bow and powerful engines designed to break up layers of ice on waterways and keep channels open for navigation.
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1.
a ship with a reinforced bow and powerful engines designed to break up layers of ice on waterways and keep channels open for navigation.
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2.
A remark or action intended to relieve tension or reduce formality when initiating conversation or beginning a speech; it is often a humorous or light remark.
Syn.
iceboat.