An attempt to exploit a vulnerability in a computer system.
Any contact with the ball other than a serve or block which sends the ball across the plane of the net.
The amount of time it takes for the volume of an audio signal to go from zero to maximum level (e.g. an audio waveform representing a snare drum hit would feature a very fast attack, whereas that of a wave washing to shore would feature a slow attack).
An attempt to detract from the worth or credibility of, a person, position, idea, object, or thing, by physical, verbal, emotional, or other assault.
The three attackmen on the field or all the attackmen of a team.
A time in which one attacks; the offence of a battle.
The beginning of active operations on anything.
The sudden onset of a disease or condition.
An attempt to cause damage, injury to, or death of opponent or enemy.
Collectively, the bowlers of a cricket side.
The onset of a musical note, particularly with respect to the strength (and duration) of that onset.
An active episode of a chronic or recurrent disease.
To begin to affect; to act upon injuriously or destructively; to begin to decompose or waste.
To bat aggressively, so as to score runs quickly.
To aim balls at the batsman’s wicket.
To aggressively challenge a person, idea, etc., with words (particularly in newspaper headlines, because it typesets into less space than "criticize" or similar).
(Of a chemical species) To approach a chemical species or bond in order to form a bond with it.
To apply violent force to someone or something.
To set a field, or bowl in a manner designed to get wickets.
To accelerate quickly in an attempt to get ahead of the other riders.
To move forward in an active attempt to score a point, as opposed to trying not to concede.
To deal with something in a direct way; to set to work upon.
Something that secures.
Proof of ownership of stocks, bonds or other investment instruments.
Property etc. temporarily relinquished to guarantee repayment of a loan.
Something that secures the fulfillment of an obligation or law.
A guarantee.
The condition of not being threatened, especially physically, psychologically, emotionally, or financially.
An organization or department responsible for providing security by enforcing laws, rules, and regulations as well as maintaining order.
Freedom from apprehension.
A tradeable financial asset, such as a share of stock.ᵂ