To stop talking to a female/male for a bit because things are moving too fast or you're catching feelings too quickly and you need a break to give each other space
To just chill out from that person with no contact
Girl: hey tomorrow do you want to go to the movies? I know
Boy:I don't know about that
Girl: Why not? You have plans?
Boy: look I think I'm gonna fall back fr a minute
minute. I just think we're moving too fast.
Girl:oh....ok
A person who is left with the blame for a crime, regardless of whether they were involved or not. Generally a lowly mob member who has to take the blame to protect their boss. Used in Film Noir book and movies.
Mugsy was the fall guy for the murder, and received a big payout when he got out of jail.