eavesdropper
ea·vesd·rop·per
noun
Origin
From eavesdrop + -er (“person or thing which does”).
Related words
Word family
Narrower terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.