class UrbanDictionary
    {
        public static string URL = "http://www.urbandictionary.com/define.php?term=";

        public static List<KeyValuePair<string, string>> Search(string query)
        {
            List<KeyValuePair<string, string>> ret = new List<KeyValuePair<string, string>>();
            try
            {
                string c = new WebClient().DownloadString(URL + HttpUtility.UrlEncode(query));
                MatchCollection mc = Regex.Matches(c, "<div class='definition'>(.*?)</div>");
                MatchCollection mc2 = Regex.Matches(c, "<td class='word'>(.*?)</td>", 
                    RegexOptions.Singleline);
                if (mc.Count <= mc2.Count)
                {
                    for (int i = 0; i < mc.Count; i++)
                    {
                        ret.Add(new KeyValuePair<string, string> 
                            (mc2[i].Groups[1].Value.Trim(), 
                            System.Web.HttpUtility.HtmlDecode(mc[i].Groups[1].Value.Trim())));
                    }
                }
            }
            catch (Exception ex)
            {
                Trace.WriteLine("UrbanDictionary/Search Error: " + ex);
            }
            return ret;
        }
    }