n.
The purchase and sale of securities based on short-term price patterns as well as on asset values in the hope of making a profit by predicting how the market will perform.
market timer market timer n.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.