A short high tone produced as a signal or warning; SYN. bleep.

(Casual) A pager.

1. A short high-pitched sound (as from electronic equipment).
2 — used in place of an obscene or vulgar expletive.

1. Howler monkey
2. One that howls
3. A humorous and ridiculous blunder

ETYM AS. mere lake, sea. Related to Mere lake, and maid.
Half woman and half fish, lives in the sea.
Mythical sea creature (the male is a merman), having a human head and torso and a fish’s tail. The dugong and seal are among suggested origins for the idea.

A sea nymph (part woman and part bird) supposed to lure sailors to destruction on the rocks where the nymphs lived.
In Greek mythology, a sea nymph who lured sailors to their deaths along rocky coasts by her singing. Odysseus, in order to hear the sirens safely, tied himself to the mast of his ship and stuffed his crew's ears with wax.