- Squalor is defined as the condition of being filthy and wretched.
An example of squalor is a person living in an abandoned house filled with garbage and without water or electricity.
Origin: L, foulness, akin to squalere, to be filthy
Used by arrangement with John Wiley & Sons, Inc.
Origin: Latin squālor, from squālēre, to be filthy; see squalid.