Definition of bug chaser in English:

bug chaser

noun

North American
slang, informal
  • 1A person who studies or collects insects or other bugs; an entomologist. Often somewhat depreciative.

  • 2A substance or device used to deter, control, or kill insects and other bugs; an insect repellent; an insecticide.

  • 3North American informal (usually depreciative). A person who studies or investigates bacteria, viruses, etc., or the diseases caused by them; a microbiologist or epidemiologist.

  • 4Slang. A person (especially a homosexual man) who actively seeks infection with the HIV virus through unprotected sex with HIV-positive partners.

Origin

Late 19th century; earliest use found in Makio. From bug + chaser.

Pronunciation

bug chaser

/ˈbʌɡ tʃeɪsə/