has been drivelling

• present perfect progressive

  present perfect progressive

  Used to describe an action that began in the past, has continued continuously, and is still in progress.

  of drivel (3rd person singular).
  drivel

  noun

  saliva flowing from the mouth, or mucus from the nose; slaver.

Related Words

• babble
• blather
• gibberish
• nonsense
• tripe