wigwag

• 动词，指来回摆动、摇动或挥动某物，常为有节奏或交替的方式；也指用旗子、灯光等发出信号，或表示某种特定的信号或动作。

A verb used to describe the act of moving or signaling something back and forth, often in a rhythmic or alternating manner, or to indicate a specific type of signal or motion.

1. Signal with a flag or lightC1formal

   To send a message or signal by moving a flag or light back and forth according to a specific code.

   用旗或灯光发信号

   • The sailors learned to wigwag messages across the deck.
   • He used a lantern to wigwag a distress signal to the nearby ship.
   • The scouts practiced how to wigwag using semaphore flags.

   同义词beaconflagflashsemaphoresignalwave

2. Signal by movementC1formal

   To communicate or give a signal by moving something, such as a flag or light, in a waving pattern.

   用动作发信号

   • The guard began to wigwag his lantern to warn the approaching train.
   • They used a flashlight to wigwag a simple code to the other side of the valley.
   • The soldiers were trained to wigwag orders during silent operations.

   同义词flaggesturemotionsemaphoresignalwave