slick

Slippery or smooth due to a covering of liquid; often used to describe appearances.

This rain is making the roads slick.

The top coating of lacquer gives this finish a slick look.

Sleek; smooth.

Both slick and dainty.

Appearing expensive or sophisticated.

They read all kinds of slick magazines.

Superficially convincing but actually untrustworthy.

That new sales rep is slick. Be sure to read the fine print before you buy anything.

The threat the most radical of them pose is evidently far greater at home than abroad: in one characteristically slick and chilling Isis video – entitled “a message to the Jordanian tyrant” – a smiling, long-haired young man in black pats the explosive belt round his waist as he burns his passport and his fellow fighters praise the memory of Zarqawi, who was killed in Iraq in 2006.

Clever, making an apparently hard task look easy.

Our new process for extracting needles from haystacks is extremely slick.

That was a slick move, locking your keys in the car.

A covering of liquid, particularly oil.

Careful in turn three — there's an oil slick on the road.

The oil slick has now spread to cover the entire bay, critically endangering the sea life.

A rapidly-expanding ring of dark water, resembling an oil slick, around the site of a large underwater explosion at shallow depth, marking the progress through the water of the shock wave generated by the explosion.

Someone who is clever and untrustworthy.

A tool used to make something smooth or even.

A tire with a smooth surface instead of a tread pattern, often used in auto racing.

You'll go much faster if you put on slicks.

To make slick.

The surface had been slicked.

So I slicked the broccoli with oil and seasonings and set it to roast.