groovenoun/ɡɹuːv/

• 1

  A long, narrow channel or depression; e.g., such a slot cut into a hard material to provide a location for an engineering component, a tire groove, or a geological channel or depression.

• 2

  A fixed routine.

  • Through these distresses, the Odd Girl was cheerful and exemplary. But within four hours after dark we had got into a supernatural groove, and the Odd Girl had seen “Eyes,” and was in hysterics.
  • The gregarious trifling of life in the social groove.
• 3

  The middle of the strike zone in baseball where a pitch is most easily hit.

• 4

  entertainmentlifestylemusicA pronounced, enjoyable rhythm.

  • Now, what you hear is not a test, I'm rapping to the beat / And me, the groove, and my friends are gonna try to move your feet
  • Let the music play / He won't get away / This groove he can't ignore
• 5

  datedinformalA good feeling (often as in the groove).

  • You can't hide forever, just decide to make it better / Turn it into something good / Remember, you can choose not to lose / Find your groove and be a winner
  • How could he be expected to make music that put the audience in a groove, he reasoned, if he wasn't grooving himself?
• 6

  businessminingA shaft or excavation.

• 7

  hobbieslifestylemotor-racingThe optimal route around the track, or any of several such routes.

grooveverb/ɡɹuːv/

• 1

  To cut a groove or channel in; to form into channels or grooves; to furrow.

  • The path to my fixed purpose is laid with iron rails, whereon my soul is grooved to run.
• 2

  To perform, dance to, or enjoy rhythmic music.

  • I was just starting to groove to the band when we had to leave.
  • Well, I got my way of groovin' / Sitting down right in my seat / I get soul satisfaction / Yeah, without jumpin' up and down on my feet