Definition of tandem | Bee Dictionary of English

n an arrangement of two or more objects or persons one behind another
n a bicycle with two sets of pedals and two seats
r one behind the other
ride tandem on a bicycle built for two
riding horses down the path in tandem

That Galaga "homage" requires two very healthy thumbs working in tandem, and there's no room on a phone for that.
But the Arbuckle-Keaton tandem is a fabulous find for anyone who wants to know how the early masters went about their precise, anarchic, glorious business.
Then they tap the index fingers of each hand together, forming the gesture that has been taught to mean tandem.

Boston Red Sox: Ranking the 4 Most Underappreciated Players of 2013
With the star tandem of David Ortiz, Dustin Pedroia , Mike Napoli and Clay Buchholz , the Boston Red Sox are sitting in first place in the AL East. However, there are some players who the fans still don't think can get the job done or have exceeded expectations and aren't getting the recognition they deserve. Some of these players were expected to struggle, but have instead dazzled for most of ...
June 16, 2013 - Bleacher Report
Tandem of friends at top of SK class
By MARIA SHANAHAN mshanahan@ricentral.com Sam Spink.jpg SOUTH KINGSTOWN – This year’s valedictorian and salutatorian at South Kingstown High School consider themselves to be typical high school students. Source Southern Rhode Island Newspapers var OutbrainPermaLink = 'http://www.ricentral.com/content/tandem-friends-top-sk-class'; var OB_raterMode = 'none'; var OB_recMode = 'strip'; var ...
June 14, 2013 - The Narragansett Times
Tandem parking spots sell for $560,000
Two tandem parking spaces in a Back Bay alley sold for $560,000 at an IRS auction Thursday, making them among the most expensive parking spots in the city’s history.
June 13, 2013 - Boston Globe

Mike Scioscia in USA Today
If we start the steady progress on these issues, I'm absolutely confident that the United States, working in tandem with the European Union, with Russia, with all the Arab States in the region -- I'm absolutely certain that we can make significant... Barack Obama http://www.google.com/url?q=http://en.wikipedia.org/wiki/Barack_Obama&source=dictionary&usg=AFQjCNHQ0yfPaaXFGqLKymRgcres0I2nuA AFP http://www.google.com/url?q=http://www.google.com/hostednews/afp/article/ALeqM5hpQ12NzCM8x4H5qGFNYH264vyYiQ&source=dictionary&usg=AFQjCNGICTORKkK4zhrpPiUNZtu6yVVo4g Jan 27, 2009 98087 130108 tandem That was a 1-2 tandem that was one of the best in the game," Angels manager Mike Scioscia said.
Doug Wilson in NHL.com
The goaltending market is very deep,Wilson said. "There's lots of goalies that are out there that you can supplement or build a tandem with what you have. Make no mistake, we're very pleased with the goaltenders we have in our system and...