suppress

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To put an end to forcibly; subdue.
2. v. To curtail or prohibit the activities of.
3. v. To keep from being revealed, published, or circulated.
4. v. To deliberately exclude (unacceptable desires or thoughts) from the mind.
5. v. To inhibit the expression of (an impulse, for example); check: suppress a smile.
6. v. To reduce the incidence or severity of (a hemorrhage or cough, for example); arrest.

Century Dictionary and Cyclopedia

1. To overpower; subdue; put down; quell; crush; stamp out.
2. To restrain from utterance or vent; keep in; repress: as, to suppress a groan.
3. To withhold from disclosure; conceal; refuse or forbear to reveal; withhold from publication; withdraw from circulation, or prohibit circulation of: as, to suppress evidence; to suppress a letter; to suppress an article or a poem.
4. To hinder from passage or circulation; stop; stifle; smother.
5. To stop by remedial means; check; restrain: as, to suppress a diarrhea or a hemorrhage.

Wiktionary

1. v. To hold in place, to keep low, to prevent publication.
2. v. US, law To forbid the use of evidence at trial because it is improper or was improperly obtained.

GNU Webster's 1913

1. v. To overpower and crush; to subdue; to put down; to quell.
2. v. To keep in; to restrain from utterance or vent.
3. v. To retain without disclosure; to conceal; not to reveal; to prevent publication of.
4. v. To stop; to restrain; to arrest the discharges of.

WordNet 3.0

1. v. put out of one's consciousness
2. v. reduce the incidence or severity of or stop
3. v. come down on or keep down by unjust use of one's authority
4. v. control and refrain from showing; of emotions, desires, impulses, or behavior
5. v. to put down by force or authority