(INSECT) [noun] [C] [informal] - a very small insect such as a bedbugShe's allergic to the bugs that live in cats' fur.To be bug-eyed or to have bug eyes is to have eyes that stick out.He stared at her in bug-eyed surprise.
BUG
Meaning of BUG in English
Cambridge English vocab. Кембриджский английский словарь. 2012