semaphore -- Sister Jen

sem·a·phore (sm-fôr, -fr)

n.

1. A visual signaling apparatus with flags, lights, or mechanically moving arms, as one used on a railroad.

2. A visual system for sending information by means of two flags that are held one in each hand, using an alphabetic code based on the position of the signaler's arms.

tr. & intr.v. sem·a·phored, sem·a·phor·ing, sem·a·phores

To send (a message) or to signal by semaphore.

 

Sister Jen needs a semaphore to call her children to dinner.