Each spike had a big knob at the end, hollow I guessed, to prevent sinking in the muck.

A shaft, a little wooden shaft some three inches long with a big knob at each end.

Yes, I know Boy George is just as bigger a knob.

He must've known he looked like the biggest knob in the country for those few minutes.

The Guy is scooping up a gnarly knob a little bigger than a softball.

I twiddled the big knob on the side of it, not expecting more than additional dots.

The controls are nicely laid out, with big knobs that will be appreciated by arthritic fingers.

He tried to twist it, as if it were a big knob, but that didn't work either.

There are big knobs for the stereo and what may be the best climate controls in the industry.

She turned to the case, threw a switch on the control panel, and twisted a big gnarled knob.