yes
yes it is a verb
It can be (hissing snakes, hissing cats). It is the present participle of the verb to hiss, and is otherwise a verb form or a noun (gerund).
Madagascan hissing cockroaches make a noise by forcing air out of a special hole.
Most likely, the hissing repels predators long enough for the hissing cockroach to escape and breed, thus passing the genes that contribute to hissing biology on to another generation.
Madagascar Hissing Cockroaches
It got its name by hissing and they fight too.
Geese make a hissing sound.
It might be hissing due to the bareings going out in it.
Madagascar hissing cockroach was created in 1853.
The Clue of the Hissing Serpent was created in 1974.
The Hissing of Summer Lawns was created in 1975-11.
The Clue of the Hissing Serpent has 181 pages.