The emoticon is made up of the letters X and D, where X is the eyes all scrunched up, and D represents a really big mouth that is laughing. XD has a similar meaning to LOL, or âlaughing out loud,â in Internet slang. To see the face created by the letters XD, one can turn her head anticlockwise. Using a colon next to a capital D or typing X-D during an Internet chat also means the person is laughing crazily.Learn more about Mobile.
stream | definition: a natural body of running water flowing on or under the earth | synonyms: headstream, creek, rivulet, body of water, runnel, rill, tidal river, brook, tidewater river, branch, run, ford, water, tidewater stream, streamlet, meander, midstream, watercourse, crossing, river, tidal stream| antonyms: gladden, rush, enter, hop out, converge
streamline (third-person singular simple present streamlines, present participle streamlining, simple past and past participle streamlined) To design and construct the contours of a vehicle etc. so as to offer the least resistance to its flow through a fluid.