Riding through this hummocky ground sometimes requires the exercise of considerable caution.
The ice about was old and hummocky, offering a difficult line of march, but some shelter.
The Lady Nelson had returned from the hummocky island, without taking any turtle.
They grew in width, and ran together with a hummocky outline into a continuous undulation of sand-dunes.
There's a sort of dell down here in front of us, where the ground seems all hilly and humpy and hummocky.
Off to the hummocky west, feeling our way with walking-poles—open water all round us.
High bare mountains covered with snow that was dappled with hummocky rock rose sheer up from the surf.
It was rough—but a hardened voyager with a dog-team is accustomed to a hummocky road.
On forested, rocky, hummocky land, the shoe is short to permit short turns without entanglement.
It was a sheet of streaky white, smooth or hummocky according to varying effects of wind and falling levels.
"knoll, hillock," 1550s, originally nautical, "conical small hill on a seacoast," of obscure origin, though second element is diminutive suffix -ock. In Florida, where the local form is hammock, it means a clump of hardwood trees on a knoll in a swamp or on a key.