verb:
A word used instead of eating

When something ridiculous has been said the word "nyum" can be used to either deny or challenge the previous statement.

verb-when you feel that your significant other is highly irresistable and you want to smother them with all your love and affection at that very moment↲noun- when your significant other makes you want to nyum nyum them all the time

an annoying noise you use when your hungry and cant be bothered eating

The wildcard or word. It could mean anything