Senses
蹭 to rub
To rub against; to scrape or chafe
蹭 to freeload
To get something for free by taking advantage of an opportunity; to use or consume without paying
蹭 to shuffle
To walk slowly with feet dragging along the ground
蹭 to smear
To get something on oneself or a surface through friction or contact
蹭 to dawdle
To delay; to procrastinate; to waste time