The phrase "arm signal" is correct and usable in written English.
It can be used to refer to a gesture made with the arm to convey a message or instruction, often in contexts like traffic control or sports.
Example: "The referee used an arm signal to indicate a foul during the game."
Alternatives: "hand signal" or "gesture".
Despite very clear right turn arm signal, driver put foot down and overtook me on hatchings to get in front of me for the right turn.
Initially, the kind of folks you'll get using the bikes at the start are confident sorts who are more than capable of executing an arm signal without losing control and are probably just fed up of their own wheels getting stolen all the time.
His campaign poster at the time showed him making the arm gesture, which has been described as a cross between an inverted Nazi salute and a bras d'honneur, or French sign for "Up yours".Since then, as photographs of Dieudonné fans performing the arm signal have spread on the internet, the quenelle's defenders claim that the gesture has taken on a broader anti-establishment meaning.
The man made an arm signal.
I patted her arm, signalling that we should leave.
Ms. Fox again tugged at my arm, signaling toward an underwater ledge.
At that moment, Heidi's dog, a shepherd named Rex, nuzzled her arm, signaling it was time for a walk.
Smart and his teammates, Ivan Lee, Jason Rogers and the alternate Timothy Morehouse, walked single file into a tunnel, where Smart waved his arm, signaling that he was out of words.
Indeed, the Hall's Web site tempers Klem's claim, stating, "He also was among the originators of arm signals to coincide with his calls".
The US military said the car approached the checkpoint on Friday night at speed and soldiers used hand and arm signals, flashing white lights and warning shots to try to get it to stop.
