smell wrong informal
smell fishy
smell odd

The woman even smelled odd as she passed Keffria, to say nothing of her strange coloring.

"This lobby smells odd," I noted to my friend as we sipped tea at the intermission.

But things took a turn for the worse when an unexpected heat wave hit Brooklyn, and the giant decomposing carcass began to smell very odd.

"It smells very good," Catania said, though it smelled odd, likely from the cheese.

The situation smelled odd to him.

It certainly smelled odd and, he admitted, tasted worse.

The room was very dark, the bed felt strange and the place smelled odd.

It was a short, stocky man who smelled odd.

The room smelled odd, and the décor reminded him of displays he'd seen at the museum of ancient African art.

This will make you smell so odd that no one will come close enough to touch you.