An apparatus containing a light source and a reflector for projecting a high-intensity beam of approximately parallel rays of light. (noun)
The beam of light so projected. (noun)
A flashlight. (noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "searchlight" in a sentence
"By the way I have a very good education from France and I would have to look in a dictionary to see what the word for searchlight is as well."
"This should make for a interesting day in searchlight NV."
"The town does have a searchlight, which is awesome, and its main attraction, the Searchlight Nugget Casino, sells a bottomless cup of coffee for 10 cents."