v. To withhold land unlawfully from its true owner or from any other person who has a right to the possession of it, after one has lawfully entered and taken possession of it.
the GNU version of the Collaborative International Dictionary of English
v. To keep from the rightful owner; to withhold wrongfully the possession of, as of lands or a freehold.
v. To resist the execution of the law; to oppose by force, as an officer in the execution of his duty.
The Century Dictionary and Cyclopedia
In law:
To withhold from or keep out of lawful possession, as of an estate.
In Scots law, to resist (an officer of the law in the execution of his official duty).
n. Deforcement.
Word Usage
"Forum for Academic and Institutional Rights was a tour deforce."