Deputy . ( Of the lat. )( adiuncta , pl. of adiunctum , part. pas of adiungere , add, join). 1. f. addendum, Supplement, Appendix. Attached to the Parnassus. Deputy , ta . ( Del lat. ( adiunctus , part. pas of adiungere , add, join). 1. adj. It goes or is connected with something else. 2. adj. said of a person: that accompanies another to understand it in any business, Office or work. U t. c. s. 3. adj. Gram. Traditionally, adjective (? qualify or determines the noun). U t. c. s. 4. adj. Gram. Complement not demanded by the meaning of the word they modify; e.g., works to taste. 5. m. and f. teacher assistant. 6. m. addition.