The phrase "secret hand" is grammatically correct and can be used in written English.
It is often used to refer to a covert or hidden method of communication, such as a secret code or signal. Example: The spy transmitted the message using a secret hand gesture so that only his contact would understand it.
Like most sets, it has its own elaborate secret hand signals and codes.
Only slightly less loopy is the theory that Francis Bacon is the true and secret hand behind the plays.
Citing Britain's "history in pillaging Iranian artefacts", these recent thefts have now been blamed on "the secret hand of England".
Björn Borg, perhaps the most unflappably composed player ever to make it to the top, developed secret hand gestures to signal annoyance to his first wife, Mariana Simionescu.
The Army is using Dr. Cohen's programs to train scouts in the secret hand signals they must transmit stealthily but accurately to troops.
In this, it resembled the Neutrino Clock Offense, a system of secret hand signals, based on the face of a clock, designed to let passer and receiver communicate while a play is in progress.
Antoine Arnault was just 16 when his father presented him with a birthday gift of a pair of Berluti boots, the surface shining with the brand's secret, hand-polished patina.
Beyond that everything is a secret, handed down in his family since 1623.
The program turned up a new Russian informant, one with access to the most closely held files in the S.V.R., the Russian successor to the K.G.B. Mother Lode of Spy Data Unlike the other Russian agents, who had been providing fragmentary leads, the new source, whose existence has been a tightly held secret, handed over a copy of the S.V.R.'s case file on their American spy.
UK charities that are often first on the scene when international disasters strike claim a secret deal to hand fire chiefs control of the UK response to overseas emergencies could prevent them providing expert help.
It seems like something approaching a win for Saul, but when Etai gets wind of a secret deal to hand him over early to Dar, he rouses his old friend to spirit him out of the building.
