Meaning & History. From an English surname which was derived from the given name GERALD or GERARD. A famous bearer of the surname was Pat Garrett (1850-1908), the sheriff who shot Billy the Kid.
Definition of avocational. 1  1 : of or relating to an avocation an avocational interest in sports. 2  2 : being such by avocation an avocational musician.
The definition of an avocation is something a person does in addition to his main job, particularly for pleasure or interest. A teacher who enjoys photography in her spare time is an example of someone with an avocation. avocation. avocation.