The term is often used when discussing laughter. "fits of laughter"
So to keep in fits would be to continue making someone laugh.
If you mean ''fits like a glove '' then it means that the item fits perfectlly
When a sock fits high quarter, it means that your anklebone is entirely covered.
something that fits together
Looks nice. (it fits)
The expression "If the shoe fits" means that if something suits a person then the person should "wear the shoe that fits" and accept that it suits them and works for them.
Do you mean 345 ?
Yes, if your coughing fits are bad enough.
If it fits congratulations, if it doesnt then keep looking.
The correct size of the bullet that fits the rifle.
Intuition is a word that fits that concept.
It means that if something works then you should use it
You mean a word that enormous describes? The sun