Suntan lotion, oil, or cream protects your skin from the sun. She playfully rubs suntan lotion on his neck. brown skin that someone with pale skin gets after they have spent time in the sun = tan sunburn
{f} acquire a brownish color by exposure to the sun's rays (of the skin); make the skin brown by exposure to the sun's rays; get a tan from being exposed to the sun or from a sunlamp