The word "逛逛" is formed through the morphological process of verb reduplication, specifically the AA pattern applied to the single-character verb "逛" (guàng), which means "to stroll" or "to wander". This reduplication serves a grammatical and semantic function, softening the verb's tone to imply a casual, leisurely, or brief attempt at the action, often translating to "to have a little stroll around" or "to browse". The repetition creates a sense of informality, relaxation, and non-purposiveness, making it a common and colloquial way to suggest an activity done in a unhurried, enjoyable manner.