no see um
/ˌnoʊˈsiːəm/
noun
- A very small biting insect, such as a midge or gnat, that is difficult to see.
- Campers often complain about no-see-ums more than mosquitoes because their bites itch terribly.
- We had to wear bug spray to protect ourselves from no-see-ums at the beach.
- No-see-ums are so tiny that they can get through window screens.
Synonyms