noodling

noun
  1. the act of playing music informally or improvisationally
  2. Usage: informal
  3. casual thinking or mental exploration of ideas
  4. Usage: informal
  5. catching catfish by hand using bare hands as bait
  6. Usage: regional; Southern U.S.
verb
  1. playing music in an informal, improvised way
  2. Usage: informal
  3. thinking about something in a casual, exploratory way
  4. Usage: informal

Examples