But he could smell the acrid, sour aroma of her sweat.

My skin grew clammy again, adding to the sour aroma from the already damp sheets.

The sour, sickly aroma of rotting leaves from last year's autumn was in the air.

Unpleasant smells such as a "sour" or "stinky" aroma may indicate a problem with the nuka-bed.

It is very rich in Vitamin B. The beer has a heavy and distinctly sour aroma.

When it is properly fermented, it should have a slightly sour, but not unpleasant, aroma, like rising bread dough.

The sour aroma that filled the meeting room where they'd convened to conduct the regression experiment confirmed Jeremy's reaction to the experience.

The sour aroma was stronger than the smell of woodsmoke.

Once again, the sour aroma rushed into her nostrils.

There was a barrel of rotting or fermenting apples that gave the air a sour aroma.