For each reference to a formal parameter in the body of the procedure, a call of this thunk appears.
But the stump thunk the skunk stunk.
The term thunk was coined for this routine and the term has stuck.
Pulling one coin after another from the air, he dropped them, thunk, thunk, thunk, into the bucket.
His lightning punches, in a style the ancients called Iron Fist, generate their own, thunk! Kung fu-movie sound effects.
The F-16 pilot hears a thunk behind his head and another air-to-air refueling operation is underway.
And thunk the stump stunk.
Moth tossed the baby onto the table with a thunk that startled the possum.
The term thunk was coined by him for this routine and the term has stuck.