margin vs wiggle room

margin

noun
  • A permissible difference; allowing some freedom to move within limits. 

  • The edge or border of any flat surface. 

  • The yield or profit; the selling price minus the cost of production. 

  • margin of victory 

  • That which is ancillary; periphery. 

  • The edge defining inclusion in or exclusion from a set or group. 

  • The edge of the paper, typically left blank when printing but sometimes used for annotations etc. 

  • A difference or ratio between results, characteristics, scores. 

  • Collateral security deposited with a broker, to compensate the broker in the event of loss in the speculative buying and selling of stocks, commodities, etc. 

verb
  • To enter (notes etc.) into the margin. 

  • To trade (securities etc.) on margin (collateral). 

  • To add a margin to. 

wiggle room

noun
  • The opportunity to make alternative decisions or to pursue other courses of action, especially any involving only minor changes to one's present situation or course. 

How often have the words margin and wiggle room occurred in a corpus of books? (source: Google Ngram Viewer )