Biomass

[Mark Zuckerberg]

dead plant and animal material suitable for using as fuel:

[Julian]

the total mass of living things in a particular area

[Merna]

Used in two forms, the former used more popularly;

1. [Kg]/m^2 of living materials in an [ecosystem]

2. [Mob] of people, population

[Dorothey Allen]

a [fancy] [word] [for shit]

[Tariq Zaki]

When [all thats] left of you is your body, and your soul has evacuated... i.e. to [perish], to die, often by ones own hand. Often cited in the videogame EVE Online due to an affect that happens to your character when it dies, resulting in a corpse [floating in space] with the item category: biomass.