tandem

 
Pronunciation: /ˈtandəm/

noun

  • a bicycle with seats and pedals for two riders, one behind the other.
  • a carriage driven by two animals harnessed one in front of the other.
  • a group of two people or machines working together: the Giants had the greatest pitching tandem in baseball history

adverb

  • with two or more horses harnessed one behind another: I rode tandem to Paris
  • alongside each other; together.

adjective

  • having two things arranged one in front of the other: a tandem trailer

Phrases

in tandem

alongside each other: a tight fiscal policy working in tandem with a tight foreign exchange policy
one behind another: there were two seats in tandem

Origin:

late 18th century: humorously from Latin, literally 'at length'