WordWeb Online

1. Any of various long-tailed primates (excluding the prosimians)
    
2. One who is playfully mischievous
   - imp, scamp, rascal, rapscallion, scalawag, scallywag

1. Play around with or alter or falsify, usually secretively or dishonestly
   "Someone monkeyed with the documents on my desk";
   - tamper, fiddle
    
2. Do random, unplanned work, activities or spend time idly
   "The old lady is usually monkeying in her little house";
   - putter [N. Amer], mess around, potter [Brit], tinker, monkey around, muck about, muck around

Derived forms: monkeying, monkeys, monkeyed

Type of: child, fry, kid, manipulate, minor, nestling, nipper, primate, shaver, small fry, tiddler [Brit], tike, tyke, wean [UK, Ireland], work, youngster

Encyclopedia: Monkey Monkey, Don't!