Word: Tappet
Part of Speech: Noun
Definition: A tappet is a small lever that is moved to push or tap something else. It is often found in machines or engines where it helps to control movement.
While "tappet" does not have specific idioms or phrasal verbs associated with it, you may encounter phrases like "tap into" which means to access or utilize something.
In summary, the word "tappet" refers to a small lever used in mechanics. It is important in contexts related to machinery and automotive engineering.