be up to no good

Being a guy himself, he knew they were up to no good.

Now right then I should have known he was up to no good.

One look at her, and you knew she was up to no good.

People you knew all too well that might have been up to no good.

She'd known from the beginning that he was up to no good.

Anyone with a name like that had to be up to no good.

Naturally they probably think the police are up to no good.

It did cross my mind they might be up to no good.

How can we tell when these giants are up to no good?

Which I really, honestly believe was not trying to be up to no good.

Just another sign our unknown friend was up to no good, she thought.

People who came upon him that silently could be up to no good.

She took her time getting to me, probably sensing that I was up to no good.

If he was up to no good, she'd swing the bag right at his face.

It would be a certain clue that we were up to no good.

Some one who was up to no good, he'd bet that!

"If what you say is true, it certainly looks as though he was up to no good.

I had a little nose around while you and she were up to no good in her bedroom.

It had hurt to know that one of his former colleagues was up to no good.

He's tired of living in their shadow and I've got a feeling he'll soon be up to no good.

Clearly the peasants had been up to no good in their village.

Carrying on and saying I was up to no good, out till that time.

One look at the fellow told me he was up to no good."

"I took you for being up to no good, standing there waving your arms."

I told you he would be up to no good.'