An iffy proposition.
An iffy situation.
He's selling new CD players for £20 each – that sounds a bit iffy to me.
The weather is still iffy for Saturday's shuttle launch.
If your car sounds iffy, you get it sorted.
"Even the garden could turn into an iffy topic for discussion, not to mention the garage and whatever is stashed there."
Jones and Richie were iffy on the idea, especially Richie, who owns the publishing rights to the song.
"I'm sorry Martha missed her aunt's service but flying on short notice is iffy," I added.
I drank a lot of free drink and ate some slightly iffy food, although the deserts were rather good.