Definition of "frightful" []

• Causing disgust or shock; horrifying. (adjective)
• Causing fright; terrifying. (adjective)
• Informal Excessive; extreme: a frightful liar. (adjective)
• Informal Disagreeable; distressing: frightful weather. (adjective)

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.

• "Costumed Tastoanes in frightful masks battle Saint James in a ritual dance each year on July 25th."
• "His eyes were bright and glassy, and their expression frightful to look upon."
• "Some are suspended to the vaulted roof by chains, and in frightful-looking positions; others are on the perpendicular walls."