Found 2 items, similar to icebreaker.
English → English (WordNet) Definition: icebreaker icebreaker n 1: a ship with a reinforced bow to break up ice and keep channels open for navigation [syn: iceboat] 2: a beginning that relaxes a tense or formal atmosphere; “he told jokes as an icebreaker”
English → English (gcide) Definition: icebreaker icebreaker \icebreaker\ n. 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. Syn: iceboat. [WordNet 1.5] 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. [PJC]