A line party is a party where friends stand in a line, each one bent over in order to do lines off of the backs of the one in front. In order to avoid the first person missing out, after each line they move back. A supervisor
Generally line parties become competitions, who can last the longest. Survival of the fittest etc.
For most of the addicted, those like high court judges, line parties are a common occurrence on their calenders.

(noun) A successful type of theft which results in an acceptable, impressive and rewarding payday for the protagonist.

A line party is a party where friends stand in a line, each one bent over in order to do lines off of the backs of the one in front. In order to avoid the first person missing out, after each line they move back. A supervisor
Generally line parties become competitions, who can last the longest. Survival of the fittest etc.
For most of the addicted, those like high court judges, line parties are a common occurrence on their calenders.