Meaning of MOTOR in English

I. mo ‧ tor 1 S3 W3 /ˈməʊtə $ ˈmoʊtər/ BrE AmE noun [countable]

[ Date: 1400-1500 ; Language: Latin ; Origin: motus , past participle of movere ; ⇨ ↑ move 1 ]

1 . the part of a machine that makes it work or move, by changing power, especially electrical power, into movement:

an electric motor

► Motor is not generally used to refer to the part of a vehicle which produces the power for it to move. Use engine : My car needs a new engine.

2 . British English old-fashioned informal a car:

That’s a nice motor you’ve got, Dave.

⇨ ↑ outboard motor

II. motor 2 BrE AmE adjective [only before noun]

1 . especially British English relating to cars or other vehicles with engines:

the motor industry

a motor accident

motor insurance

2 . having an engine:

a motor scooter

3 . technical relating to nerves that make muscles move:

impaired motor function

III. motor 3 BrE AmE verb [intransitive always + adverb/preposition]

British English old-fashioned to travel by car:

Bertie is motoring down from London.

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.