suckless

/ˈsʌkləs/
adjective
  1. Lacking the ability or tendency to suck; not sucking.
    • The suckless pump failed to draw water from the well.
    • The design was meant to be suckless, using gravity instead of suction.
    • Some newborn animals are temporarily suckless and need help feeding.
Antonyms
What does "suckless" mean? | whatsthatwordmean | whatsthatwordmean