gal

Short definition from Wiktionary

Noun

1. 1
   Abbreviation of gallon.
2. 2
   A young woman.
3. 3
   A galileo (unit of acceleration).
4. 4
   Initialism of guardian ad litem, an individual (often a lawyer) appointed to represent the best interests of a child or incapacitated person for the purpose of a legal procedure.

Proper noun

1. 1
   Alternative form of Gal..

Symbol

1. 1
   The symbol for the cgs unit of acceleration, gal or galileo.