crotch pruning (obsolete) term for a method of reducing the height of a tree. The general rule for cuts is that leaders should be cut back to a lateral capable of assuming apical dominance. if possible. usually at least one third the diameter of the leader. See reduction.

Merriam-Webster Online Dictionary
drop (noun)
1.
a) (1) the quantity of fluid that falls in one spherical mass
(2) a dose of medicine measured by - drops eye drops for dilating the pupil of the eye
b) a minute quantity or degree of something nonmaterial or intangible
c) a small quantity of drink
d) the smallest practical unit of liquid measure
2.
something that resembles a liquid drop as
a) a pendent ornament attached to a piece of jewelry , also an earring with such a pendant
b) a small globular cookie or candy
3.
a) the act or an instance of - dropping fall
b) a decline in quantity or quality
c) a descent by parachute , also the people or equipment by parachute - dropped
d) a place or central depository to which something (as mail, money, or stolen property) is brought for distribution or transmission , also the act of depositing something at such a place - made the drop
4.
a) the distance from a higher to a lower level or through which something drops
b) a decrease in electric potential
5.
a slot into which something is to be dropped
6.
something that drops, hangs, or falls as
a) a movable plate that covers the keyhole of a lock
b) an unframed piece of cloth stage scenery , also - drop curtain
c) a hinged platform on a gallows
d) a fallen fruit
7.
the advantage of having an opponent covered with a firearm , broadly - advantage superiority usually used in the phrase get the drop on
8.
a move back from the line of scrimmage (as in preparation for making a forward pass) - a quick drop
drop (verb)
intransitive verb
1.
to fall in - drops
2.
a) (1) to fall unexpectedly or suddenly
(2) to descend from one line or level to another
b) to fall in a state of collapse or death
c) of a card to become played by reason of the obligation to follow suit
d) of a ball to fall or roll into a hole or basket
3.
to enter or pass as if without conscious effort of will into some state, condition, or activity - dropped into sleep
4.
a) to cease to be of concern - lapse let the matter drop
b) to pass from view or notice - disappear often used with out drop out of sight
c) to become less - production dropped often used with off
5.
transitive verb
to move with a favoring wind or current - usually used with down
1.
to let fall cause to fall
2.
a) - give up abandon drop an idea drop the charges
b) - discontinue dropped what she was doing
c) to break off an association or connection with - dismiss drop a failing student
3.
a) to utter or mention in a casual way - drop a suggestion drop names
b) - write drop us a line soon
4.
a) to lower or cause to descend from one level or position to another
b) to cause to lessen or decrease - reduce dropped his speed
5.
of an animal to give birth to
6.
a) - lose dropped three games dropped $50 in a poker game
b) - spend drop $20 for lunch
c) to get rid of - dropped 20 pounds
7.
a) to bring down with a shot or a blow
b) to cause (a high card) to fall
c) to toss or roll into a hole or basket - drop a putt
8.
a) to deposit or deliver during a usually brief stop - usually used with off drop the kids off at school
b) - air-drop
9.
to cause (the voice) to be less loud
10.
a) to leave (a letter representing a speech sound) unsounded - drop the g in running
b) to leave out in writing - omit
11.
to draw from an external point - drop a perpendicular to the line
12.
to take (a drug) orally - swallow drop acid
drop (Wikipedia)

Drop, DROP, drops or DROPS may refer to:

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