Meaning

• The usually green and flat organ that represents the most prominent feature of most vegetative plants.

• Anything resembling the leaf of a plant.

• A sheet of any substance beaten or rolled until very thin.

  "gold leaf"

• A sheet of a book, magazine, etc (consisting of two pages, one on each face of the leaf).

• (in the plural) Tea leaves.

• A flat section used to extend the size of a table.

• A moveable panel, e.g. of a bridge or door, originally one that hinged but now also applied to other forms of movement.

  "The train car has one single-leaf and two double-leaf doors per side."

• A foliage leaf or any of the many and often considerably different structures it can specialise into.

• In a tree, a node that has no descendants.

• The layer of fat supporting the kidneys of a pig, leaf fat.

• One of the teeth of a pinion, especially when small.

• Marijuana.

• (4chan) A Canadian person.

Meaning

• To produce leaves; put forth foliage.

• To divide (a vegetable) into separate leaves.

  "The lettuce in our burgers is 100% hand-leafed."