Making soft, light strikes or taps, particularly in sports; the continuous action of hitting something lightly.
From dink (to strike lightly) + -ing gerund/present participle suffix. The base verb dink likely originated as onomatopoeia in informal English.
Professional pickleball players now train specifically for 'dinking exchanges'—rallies where both players hit soft shots at the net that can last 10-20 shots and determine match winners; it's become a meditation practice disguised as athletic competition.
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