Quick answer: A lick followed by a bite is usually a sign of overstimulation or playful behavior — your cat has reached its tolerance limit or is treating you like a playmate.
Cats have a low threshold for physical contact. What starts as mutual grooming can shift quickly when they've had enough. The bite is a signal to stop — not an attack. Cats often show warning signs before biting: tail flicking, skin rippling, or dilated pupils.
In cat-to-cat play, licking and biting go together. Your cat may simply be treating you like a playmate, not realizing that human skin is more sensitive. This is especially common in cats that were raised without littermates.
Watch for the warning signs and stop petting before the bite comes. When it does happen, disengage calmly — don't pull away sharply, which can escalate. Never punish the bite; just redirect to a toy.
This behavior is common and manageable. Learning your cat's pre-bite signals makes it easy to stop before it happens.