Definition of "merman" [mer•man]

• A legendary sea creature having the head and upper body of a man and the tail of a fish. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "We are told in one place a few lines further on that the merman is of humankind; and in another that he is a kind of fish (Night dccccxlv)."
• "I'm from Earth but I'm what your people would call a merman."
• "The merman was the first to see the importance of uniting the continent of Otaria, saving its fragmented history."