A large step in reasoning, often one that is not justified by the facts. Example: It's quite a leap to claim that those cloud formations are evidence of UFOs.
A fault.
Copulation with, or coverture of, a female beast.
A passing from one note to another by an interval, especially by a long one, or by one including several other intermediate intervals.
A salmon ladder.
To jump.
To pass over by a leap or jump. Example: to leap a wall or a ditch
To copulate with (a female beast); to cover.
To cause to leap. Example: to leap a horse across a ditch
(calendar) Intercalary, bissextile.
All clues having "LEAP"
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You can find a list of possible crossword clues for LEAP below.