High rpm power loss. b. Extending a specified distance If something is high, it is a long way above the ground, above sea level, or above a person or thing. All rights reserved. Hi is a friendly greeting equivalent to saying hello, whereas high refers to a great vertical extent, a level of intensity, or a state of euphoria. high·er , high·est 1. The bridge was high, jacked up on wooden piers. Define high. High is a general term, and denotes either extension upward or position at a considerable height: six feet high; a high shelf. Hi vs. Extending a specified distance Feb 1, 2025 ยท High (adjective, informal): Intoxicated by drugs or alcohol. ajtq2uriqmtbl2dggie8qsdkspstwluo5an7kbs