Noisome

[Dave Paprocki]

Noxious to health; hurtful; mischievous; unwholesome;
insalubrious; destructive; as, noisome effluvia.

[Luis Fok]

A [foul] smelling thing, like the one who is looking up this definition because some [pompous ass] called them it and they wanted to know what dumb-witted comment they could make without looking more of [a dumbass] than usual.

[Michiko]

very unpleasant and offensive:

[Jessica]

Having an extremely offensive smell.