The difference between Behind and In back of

When used as prepositions, behind means at the back of, whereas in back of means behind.

Behind is also noun with the meaning: the rear, back-end.

Behind is also adverb with the meaning: at the back part.

check bellow for the other definitions of Behind and In back of

Behind as a preposition:

At the back of; positioned with something else in front of.

Examples:

"The car is behind the wall."
Behind as a preposition:

To the back of.
Behind as a preposition:

After, time- or motion-wise.
Behind as a preposition:

responsible for

Examples:

"Who is behind these terrorist attacks?"
Behind as a preposition:

In support of.

Examples:

"The republicans are fully behind their candidate."
Behind as a preposition:

Left a distance by, in progress or improvement; inferior to.

Examples:

"I'm ranked sixth in the French class, behind five other pupils."
Behind as a preposition (non-standard, US, slang):

As a result or consequence of

Behind as an adverb:

At the back part; in the rear.
Behind as an adverb:

Toward the back part or rear; backward.

Examples:

"to look behind"
Behind as an adverb:

Overdue, in arrears.

Examples:

"My employer is two paychecks behind on paying my salary."

"I'm two weeks behind in my schedule."
Behind as an adverb:

Slow; of a watch or clock.

Examples:

"My watch is four minutes behind."
Behind as an adverb:

existing afterwards

Examples:

"He left behind a legacy of death and sorrow."

"He stayed behind after the war."
Behind as an adverb:

Backward in time or order of succession; past.
Behind as an adverb:

Behind the scenes in a theatre; backstage.
Behind as an adverb (archaic):

Not yet brought forward, produced, or exhibited to view; out of sight; remaining.

Behind as a noun:

the rear, back-end
Behind as a noun (informal):

butt, the buttocks, bottom
Behind as a noun (Australian rules football):

A one-point score.
Behind as a noun (baseball, slang, 1800s):

The catcher.
Behind as a noun:

In the Eton College field game, any of a group of players consisting of two "shorts" (who try to kick the ball over the bully) and a "long" (who defends the goal).