module Definition
  def self.get_definition(m, word)
    m.reply(self.define(word) || 'No definition found.', true)
  end

  def self.define(word)
    url = "http://www.urbandictionary.com/define.php?term=#{CGI.escape(query)}"
    CGI.unescape_html Nokogiri::HTML(open(url)).at("div.definition").text.gsub(/\s+/, ' ') rescue nil
  end
end