To report (a symptom); to describe.
To write one's signature on the back of a cheque, or other negotiable instrument, when transferring it to a third party, or cashing it.
To express support or approval, especially officially or publicly.
To give an endorsement.
A diminutive of the pale, usually appearing in pairs on either side of a pale.
To perform the NOT operation on.
To be negative; bring or cause negative results.
To deny the existence, evidence, or truth of; to contradict.
To nullify or cause to be ineffective.