Meaning of bug chasing in English:

bug chasing

Pronunciation /ˈbʌɡ tʃeɪsɪŋ/

noun

informal, slang North American
  • 1(often humorous and depreciative). The action or practice of seeking out or investigating bugs; specifically searching for or collecting insects and other bugs, especially as entomological specimens.

  • 2The action or practice (especially among homosexual men) of actively seeking infection with the HIV virus through unprotected sex with HIV-positive partners.

Origin

Late 19th century; earliest use found in Scientific American. From bug + chasing.