(possibly nonstandard) Someone or something that is tall.

(of a person) Having a vertical extent greater than the average. For example, somebody with a height of over 6 feet would generally be considered to be tall.

“Being tall is an advantage in basketball.”

(of a building, etc.) Having its top a long way up; having a great vertical (and often greater than horizontal) extent; high.

(of a story) Hard to believe, such as a tall story or a tall tale.