noun
a tower or building from which a lookout keeps watch or guards against danger
-
The soldiers stationed at the watchtower scanned the horizon for any signs of movement.
-
Let's climb up to the watchtower to get a better view of the sunset.
-
I heard there's a secret party happening at the old watchtower tonight.
-
The CEO acted as a watchtower, overseeing all the company's operations from a distance.