1. Filled with confusion or bewilderment; puzzled.
2. Full of complications or difficulty; involved.

[Middle English, from perplex, confused, from Old French perplexe, from Latin perplexus : per-, per- + plexus, past participle of plectere, to entwine.]

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.