Someone on Twitter who picks people at random to follow, in hopes of boosting their own numbers
Your man Steve is such a "Random Follower" look at him following another 1,000 people that he has no interest in what they say or do. He is trying to boost his numbers.
Someone who just goes along with whatevereveryone else is doing and doesn't think for themselves very much.
A crowd follower will typically see every popular new movie, vote for whoever the "cool" politician is and go along with whatever current pop culture says is in without actually putting much critical thought or research into it.
When someone is looking to gain followers on twitter so they follow a large number of people hoping to gain a couple and a few days later unfollow all of them, but still keep the followers they gained.
Person 1: im gonna get 200 followers tonight!!
Person 2: How do you plan on doing that?
Person 1: I'm goin fishin! ... Follower Fishing!!!!