"usual smell" is correct and can be used in written English.
You could use it to describe an aroma or scent that is familiar to someone. For example, "The usual smell of freshly baked bread filled the kitchen."
So in addition to the usual smells of beer and sweat, it smelled of egg fried rice, too.
And what I quickly came to see was that if you set out to engineer a booze delivery system that is as cloying, deceptive and divorced from the usual smells, tastes and presentation of alcohol as possible, you'd be hard pressed to come up with something more impressive than Four Loko.
This was the midpoint where I couldn't tell whether I was just hyperaware of my sharper-than-usual smell, or if I was a foghorn of stink to everyone around me. Day four: You know how they say if you skip bathing long enough, you'll stop smelling yourself (do people say that, or did I just make it up)?
She turned, and Briggs followed her down a brown corridor with the usual antiseptic smell and rolling stainless-steel tables.
When I pushed the start button there was none of the typical engine noise that I'm used to with my 'normal' car, no vibrations and of none of the usual petrol smell wafting through the vents while the engine warms up".
Underneath the usual unsavory smells of the dormitory was the effluvium of decomposing cheese.
The usual E.R. smells but also strange spicy odors he couldn't place.
The bird droppings will seem sloppier than usual, and will smell when egg laying time gets near.
By Friday afternoon, the neighborhood's usual caramel aroma had curdled into the burned smell of an unstirred saucepan.
All I could do was the usual and say the smell was harmless.
