1.) To mention that your phrase is either "
Off the top of
your head" or that your pointing out the obvious.
2.) A reason to give when you can't or don't wish to explain yourself.
3.) Used after or before a possibly
offensive phrase to make it seem less offensive.
4.) Used to make a sentence/statement less awkward.
1.) "
I like monkeys...jusayin'."
2.) "
The cake is a lie...jusayin'."
3.) "Your make-up makes it look like someone beat you with a
dirty sock from a weasel's mouth...jusayin'."
4.) "That chick/guy is so outta your league...jusayin'."
5.) "Your really hot...jusayin'."