A finsta is a combination of the words Fake & Insta(gram). When people have a finsta they post pictures they only want their closest friends seeing instead of their regular instagram(rinsta)followers to see. Usually a girl has a finsta and boys arent supposed
to follow it. Finstas arent supposed to be taken seriously and it doesnt matter how many posts or followers you have. Finstas are mainly kept private and have funny of clever usernames.

a fake instagram account allowing you to post anything you would like without criticism anonymously to everyone except for people you talk to and trust

An Instagram mainly for friends. You would have a finsta to post things you wouldn't want just anyone to see. For example, your grandma or an employer.

1. about to 2.ready to 3. desiring to

im about to (fill in the blank).
im thinking about doing (blank fill).
I anticipate doing in the first degree (blank fill)..

This is an Instagram account to hide from your parents (F= friends, insta= Instagram.)

a fake instagram for people to make themselves feel tough, posting about others without dealing with it in real life.