The driver, with a surprised look on his face, was slacking up.
When the Splash tacked, the row-boat ran up to her stern, slacking the painter.
After Brown left the auto there was no slacking of its speed.
That work was slacking up so he'd decided on a ten per cent.
While not slacking himself, he "kept an eye" on his partner as best he could.
We swept the next reach with the tide which was now slacking fast.
The horse was slacking speed a bit now, for the pace was telling on his wind.
There was a sudden movement of the crowd, a slacking of tension.
And Clare hates illness—besides—she thought Louise was slacking.
I hope well get on together, but Ill have no nonsense, no slacking, and no back-answers.