Be suspect or suspicious, as in His explanation definitely smells fishy; my guess is that he's lying. This idiom alludes to the fact that fresh fish have no odor but stale or rotten ones do. [Early 1800s]
THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?
Words nearby smell fishy
Example sentences from the Web for smell fishy
There is the smell here of an indecent rush for scapegoats, even before we know what really caused this crash.Annoying Airport Delays Might Prevent You From Becoming the Next AirAsia 8501|Clive Irving|January 6, 2015|DAILY BEAST
The smell of grilled meat mixes with the exotic wafts of cinnamon tea served with a mush of sweet brown dessert.The Photographer Who Gave Up Manhattan for Marrakech|Liza Foreman|January 6, 2015|DAILY BEAST
There is a distinct smell of apples, which are handed out by volunteer workers.Inside the Smuggling Networks Flooding Europe with Refugees|Barbie Latza Nadeau|December 15, 2014|DAILY BEAST
You can practically smell the sugar maples and wood violets.
“J.W. heard Hayden say softly, ‘You smell good,’” the papers report.
This gives to the second volume something of the smell of an apple store-room.
From early morn to early morn again, the hot winds continued, and the air was surcharged with the smell of burning plants.The Homesteader|Oscar Micheaux
One little girl attempted to smell at the trees in a drawing and pretended to feed some pictorial dogs.Children's Ways|James Sully
Chloride of Lime … bad smell … bad egg … white of egg … fowl … grain … flour … flour and water … milk fluid … milk.Assimilative Memory|Marcus Dwight Larrowe (AKA Prof. A. Loisette)
Surely it is not urbane to throw on another the burden of saying that he likes not the smell or the inhaling of burning tobacco.