dipstick

/ˈdɪpstɪk/
noun
  1. A long, thin rod used to measure the level of a liquid, especially oil in a vehicle engine.
    • Always check the dipstick when the engine is cool to get a proper measurement.
    • He pulled out the dipstick to check the oil level before the long drive.
    • The mechanic wiped the dipstick clean and inserted it again for an accurate reading.
  2. An informal, mildly insulting term for a foolish or clumsy person.
    • Don't be such a dipstick — you put the milk in the cupboard instead of the fridge.
    • Some dipstick parked right in front of the fire hydrant.
    • He called me a dipstick after I tripped over my own feet.
Synonyms
What does "dipstick" mean? | whatsthatwordmean | whatsthatwordmean