To invade; to encroach; to infringe or trespass; to enter on, and take possession of, that which belongs to another; usually followed by on or upon.
To surround or provide with a trench, especially for defense; to dig in.
To establish a substantial position in business, politics, etc.
To dig or excavate a trench; to trench.
To cut in; to furrow; to make trenches in or upon.
To become completely absorbed in and fully accept one's beliefs, even in the face of evidence against it and refusing to be reasoned with.
To interfere in or with; to concern oneself with unduly.
To have sex.