In the middle of making out you gently bite the other person's nose, often licking it a bit while doing it.

Micro marriging is when your partner manages your personal day-to-day tasks with you much like a Micro Manager at work.

A romantic event in which one of the partners or significant others, predominantly the male, lightly and passionately nibbles on the other person's nose while often licking in a washing machine like motion, enhancing the experience and your relationship. Quite a common thing to do between partners, even in short term relationships.

When you gently nibble/caress with your teeth and tounge on someone's nose.