Abbreviation for the Latin "ad libitum" meaning "at pleasure" and "at one's pleasure, as much as one desires, to the full extent of one's wishes." Sometimes seen on a prescription or doctor's order. For example, during an overnight fast when the patient is not to eat any food but can have water, the doct [..]

See ad libitum.

As much as needed or wanted; short form of the word ad libitum

1811, shortened from Latin ad libitum "at one's pleasure, as much as one likes" (c. 1600), from ad "to" (see ad-) + libitum, accusative of libere "to please" (see li [..]

Also "ad libitum." A notation on written music that gives the performer freedom to vary the notes or tempo; in jazz it typically means to improvise freely.

a line of dialogue improvised by an actor during a performance; can be either unscripted or deliberate; improvisation consists of ad-libbed dialogue (and action) that is invented or created by the per [..]

Ad Lib is short-hand for Ad Libitum, which means “at will”. Literally interpretted Ad Lib means “improvised”.

1. with regard to animal tests, designating or associating with an agenda documenting endless admittance to food and water. 2. more widely spread, lacking limits

A spontaneous spoken addition or alteration to a written script.

– as much as needed

[Latin] Ad libitum, as much as desired

 Improvised dialogue or banter.

Dialogue in which the characters or actors make up what they say in real time on the movie set or on stage. From the Latin ad libitum, "in accordance with desire."

made up dialogue that is not scripted; a form of improvisation

Extemporaneous delivery without relying on a prepared script.

<abbreviation> Derived from the Latin Ad libitum meaning freely, as desired. (25 Jan 2009)

Extemporaneous, impromptu.