Defn: To trench; to drain.

GRIP
Grip, n. Etym: [AS. gripe. Cf. Grip, v. t., Gripe, v. t.]

1. An energetic or tenacious grasp; a holding fast; strength in grasping.

2. A peculiar mode of clasping the hand, by which members of a secret association recognize or greet, one another; as, a masonic grip.

3. That by which anything is grasped; a handle or gripe; as, the grip of a sword.

4. A device for grasping or holding fast to something.

GRIP
Grip, v. t. Etym: [From Grip a grasp; or P. gripper to seize; — of
German origin. See Gripe, v. t.]

Defn: To give a grip to; to grasp; to gripe.

GRIP CAR
Grip car.

Defn: A car with a grip to clutch a traction cable.