Plain English Meaning
The nose of the airplane is pointing higher than it would in level flight.
Full Definition
An aircraft pitch attitude in which the nose is raised above the level-flight reference, so the longitudinal axis points upward relative to the horizon. On the attitude indicator, the miniature aircraft sits above the horizon line.
Context Anchor
Seen in pitch-control discussions, attitude indicator interpretation, and instrument corrections during straight-and-level flight.
Why Pilots Care
Excessive reduces and can to a if not promptly.