dipstick
UK[ˈdɪpstɪk]US[ˈdɪpstɪk]
n
a graduated rod for measuring the depth of a liquid, especially oil in an engine.
n
informal. a foolish or inept person.
Morpheme Breakdown
dip
stick
dip
stick
Etymology
the word 'dipstick' is a transparent english compound formed from two native germanic elements. the verb 'dip', originating from old english 'dyppan', carries the core sense of immersing something briefly into a liquid. this is combined with 'stick', from old english 'sticca', denoting a slender, rigid piece of wood or rod. the compound's literal meaning, a rod for dipping into a liquid to measure its depth, emerged in the early 20th century with the rise of automotive technology. the informal, derogatory sense for a foolish person is a later metaphorical extension, likely comparing the person's perceived lack of intelligence to a simple, inanimate tool.
Analysis
Structure: dip + stick
dip (from old english 'dyppan', meaning to immerse) + stick (from old english 'sticca', meaning a slender piece of wood)
Examples
he checked the oil level using the dipstick.
the mechanic told me the dipstick showed the engine was running low on oil.
don't be such a dipstick; that's not how you do it.