Definition of sticktight in English:

sticktight

noun

North American
  • 1A plant of the genus Bidens (family Asteraceae), especially B. frondosa, having dry, barbed fruits with sharp pappi at one end which easily adhere to fur, clothing, etc.

  • 2(In full "sticktight flea") a flea, Echidnophaga gallinacea (family Pulicidae), which when feeding attaches itself firmly to a host by burrowing its head deep below the skin, typically remaining in place for a prolonged period of time; also called hen flea.

Origin

Mid 19th century.