slang To upset, unnerve, or shock someone; to freak someone out. Often used in passive constructions. The thoughts of having my blood replaced with someone else's was squigging me out pretty bad. We were all a bit squigged out that such a grisly murder could happen in our sleepy little town.
See also: out
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.