The difference between Pusher and Tractor

Pusher as a noun:

Someone or something that pushes.

Pusher as a noun:

A person employed to push passengers onto trains at busy times, so they can depart on schedule.

Pusher as a noun (military slang):

A girl or woman.

Pusher as a noun (colloquial):

An illegal drug dealer.

Pusher as a noun (aeronautics):

An aircraft with the propeller behind the fuselage.

Pusher as a noun:

A device that one pushes in order to transport a baby while on foot, such as a stroller or pram (as opposed to a carrier such as a front or back pack).

Pusher as a noun (tennis):

A defensive player who does not attempt to hit winners, instead playing slower shots into the opponent's court.

Tractor as a noun (agriculture):

A vehicle used in farms e.g. for pulling farm equipment and preparing the fields.

Tractor as a noun (US):

A truck (or lorry) for pulling a semi-trailer or trailer.

Tractor as a noun:

Any piece of machinery that pulls something.

Tractor as a noun (aviation):

An airplane where the propeller is located in front of the fuselage

Tractor as a noun (UK, rail transportation):

A British Rail Class 37 locomotive.

Tractor as a noun (archaic):

A metal rod used in tractoration, or Perkinism.

Tractor as a verb (transitive, agriculture):

To prepare (land) with a tractor.

Tractor as a verb (transitive, scifi):

To move with a tractor beam.

Tractor as a verb (transitive, medicine, archaic):

To treat by means of tractoration, or Perkinism.