'Kissing bug' definitions:
Definition of 'kissing bug'
From: WordNet
noun
Definition of 'Kissing bug'
From: GCIDE
- Kissing bug \Kiss"ing bug`\ (Zool.) Any one of several species of blood-sucking, venomous Hemiptera that sometimes bite the lip or other parts of the human body, causing painful sores, as the cone-nose (Conorhinus sanguisuga). [U. S.] [Webster 1913 Suppl.]