jerrycan

As a noun jerrycan

is a robust fuel container made from pressed steel.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between jerrycan and null

is that jerrycan is a robust fuel container made from pressed steel while null is zero, nil; the cardinal number before einn.

As nouns the difference between gallon and jerrycan

is that gallon is a unit of volume, equivalent to eight pints while jerrycan is a robust fuel container made from pressed steel.

As nouns the difference between drum and jerrycan

is that drum is a percussive musical instrument spanned with a thin covering on at least one end for striking, forming an acoustic chamber, affecting what materials are used to make it while jerrycan is a robust fuel container made from pressed steel.

As a verb drum

is to beat a drum.

As nouns the difference between taxonomy and jerrycan

is that taxonomy is the science or the technique used to make a classification while jerrycan is a robust fuel container made from pressed steel.