Meaning of جاسوس in English

Fitted for, or skilled in, detecting; employed in detecting crime or criminals; as, a detective officer.
One who business it is so detect criminals or discover matters of secrecy.
The act of flowing or proceeding from a fountain head or origin.
That which issues, flows, or proceeds from any object as a source; efflux; an effluence; as, perfume is an emanation from a flower.
Hope.
To catch sight of; to perceive with the eyes; to discover, as a distant object partly concealed, or not obvious to notice; to see at a glance; to discern unexpectedly; to spy; as, to espy land; to espy a man in a crowd.
To inspect narrowly; to examine and keep watch upon; to watch; to observe.
To look or search narrowly; to look about; to watch; to take notice; to spy.
A spy; a scout.
One who lies in ambush.
A slight withdrawal from view or knowledge.
The act of reconnoitering; preliminary examination or survey.
An examination or survey of a region in reference to its general geological character.
An examination of a region as to its general natural features, preparatory to a more particular survey for the purposes of triangulation, or of determining the location of a public work.
An examination of a territory, or of an enemy's position, for the purpose of obtaining information necessary for directing military operations; a preparatory expedition.
of Spy
To gain sight of; to discover at a distance, or in a state of concealment; to espy; to see.
To discover by close search or examination.
To explore; to view; inspect; and examine secretly, as a country; -- usually with out.
To search narrowly; to scrutinize.
One who keeps a constant watch of the conduct of others.
A person sent secretly into an enemy's camp, territory, or fortifications, to inspect his works, ascertain his strength, movements, or designs, and to communicate such intelligence to the proper officer.