Definition of chica. chica means extremely hot girl/woman and  sexy girl/woman the word chica is often used by your loverYou are chica.How hav you been chica.
URL. A URL (Uniform Resource Locator) is a form of URI and is a standardized naming convention for addressing documents accessible over the Internet or Intranet. An example of a URL is http://www.computerhope.com, which is the URL for the Computer Hope website.
The http://m.subdomain.com/ url typically means that there is a unique website - typically a subset of the full website - that was purpose-built for mobile devices. You'll see it used quite a bit nowadays as it is the 'easiest' way to implement a mobile strategy across a website.