Anybody planning to start a new ebook retail store would be stabbed in the back by publishers or cut to ribbons by ruthless competitors before the first year is out. (studiotendra.com)
Outside the company, Bill Gates was gaining a reputation as a ruthless competitor. (biography.com)
She might look like the girl next door, but don't be fooled: Multitalented Lindsey Jacobellis is a focused, ruthless competitor (si.com)