Douglas Harper's Etymology Dictionary
Usage examples of "sea-monster".
A weird shadowy form moved toward him with deceptive slowness, and the sea-monster head turned so that he recognized Casey.
He should have known it was all wrong the moment they started hanging grand pianos over the sea-monster pool in the atrium.
A car honked like a sea monster and squealed like a sea-monster victim, almost running over Dor’s leading foot.
He climbed up the hand-and footholds the sea-monster lamp disclosed, wishing the mermen ahead would speed up.