How do you remedy a hissing sound in the toilet?

Question

Answer 1

If you mean non-stop hissing, you fix the leak, of course.

Answer 2

I usually rely on a plumber.

Answer 3

You could reduce that hissing sound in the toilet a lot if you would just drink less diet soda, Cowboy.

Answer 4

Answer 5

Upvote. ↑ 

Answer 6

First of all, I would try to find out the source of the hissing sound - with precautions, of course.

Sometimes, surprises can be nasty or cute (I'd prefer the cute option):

Answer 7

Although this MIGHT be hard to take,

In Cowboy's case, it was a snake. 

Answer 8

I had indeed an awkward suspicion,

a smell of perdition - or pernicion;

referring to past and new tragedies,

hidden behind weird gags and comedies ...

Answer 9

Call a plumber

Answer 10

stand up?

Answer 11

LOL