Hobnailed

The farmer's hobnailed boots were used in mud and snow.

The clumping of hobnailed boots on the gravel outside proclaimed the approach of Manning. John looked questioningly at Poirot.

“I don't know if it's my imagination, Kipper,” I said, “but something gives me the impression that at moment of going to press you aren't too sold on Bobbie.” He shrugged a shoulder. “Oh, I wouldn't say that. Apart from wishing I could throttle the young twister with my bare hands and jump on the remains with hobnailed boots, I don't feel much about her one way or the other.”