suppressv. t.[L. suppressus, p. p. of supprimere to suppress; sub under + premere, pressum, to press. See Sub-, and Press.]1. To overpower and crush; to subdue; to put down; to quell.()Every rebellion, when it is suppressed, doth make the subject weaker, and the prince stronger. (Sir J. Davies.)2. To keep in; to restrain from utterance or vent; as, to suppress the voice; to suppress a smile.(Sir W. Scott.)3. To retain without disclosure; to conceal; not to reveal; to prevent publication of; as, to suppress evidence; to suppress a pamphlet; to suppress the truth.()She suppresses the name, and this keeps him in a pleasing suspense. (Broome.)4. To stop; to restrain; to arrest the discharges of; as, to suppress a diarrhea, or a hemorrhage.()()