"I don't remember a day when he hadn't slipped completely into his cups."

With all this going on, it completely slipped my mind.

I was supposed to pick her up at eleven, but it completely slipped my mind.

The earlier message from Control had completely slipped his mind.

I grew so small I slipped completely outside of her.

It completely slipped my mind I was going to be accused of theft!

It completely slipped my mind again what with this racket going on.

Oh yes, he reminded himself, I meant to call him, but it completely slipped my mind.

And when those other guys came round it completely slipped my mind.

In the excitement over Caroline's injury, it had completely slipped his mind.