Verb

To keep (a physical object that one has obtained) to oneself rather than giving it back to its owner.

To keep (information, etc) to oneself rather than revealing it.

To retain; to keep back; not to grant; as, to withhold assent to a proposition.

Verb

(en verb)

To disturb or halt an ongoing process or action by interfering suddenly.

* Shakespeare

Do not interrupt me in my course.

* , chapter=3

, title= The Mirror and the Lamp , passage=One saint's day in mid-term a certain newly appointed suffragan-bishop came to the school chapel, and there preached on “The Inner Life.”  He at once secured attention by his informal method, and when presently the coughing of Jarvis […] interrupted the sermon, he altogether captivated his audience with a remark about cough lozenges being cheap and easily procurable.}}

To divide; to separate; to break the monotony of.

The evenness of the road was not interrupted by a single hill.

(computing) To assert to a computer that an exceptional condition must be handled.