definition of
hover

[1] #1 hover v. [vibrate, vacillate, oscillate] be undecided about something; waver between conflicting positions or courses of action; "He oscillates between accepting the new position and retirement". wn

[2] #2 hover v. [linger] move to and fro; "The shy student lingered in the corner". wn

[3] #3 hover v. hang in the air; fly or be suspended above. wn

[4] #4 hover v. [levitate] be suspended in the air, as if in defiance of gravity; "The guru claimed that he could levitate". wn

[5] #5 hover v. [brood, loom, bulk large] hang over, as of something threatening, dark, or menacing; "The terrible vision brooded over her all day long". wn