ADJECTIVE (3)

1. of or relating to clerks;
- Example: "clerical work"

2. of or relating to the clergy;
- Example: "clerical collar"

3. appropriate for or engaged in office work;
- Example: "clerical skills"
- Example: "a clerical job"
- Example: "the clerical staff"

The Collaborative International Dictionary of English v.0.48:

Clerical \Cler"ic*al\, a. [LL. clericalis. See Clerk.]
   1. Of or pertaining to the clergy; suitable for the clergy.
      "A clerical education." --Burke.
      [1913 Webster]

   2. Of or relating to a clerk or copyist, or to writing.
      "Clerical work." --E. Everett.
      [1913 Webster]

   3. characteristic of the work performed by a clerk,
      secretary, or copyist, or suitable to be performed by a
      clerk. "Clerical staff."
      [PJC]

   A clerical error, an error made in copying or writing.
      [1913 Webster]

WordNet (r) 3.0 (2006):

clerical
    adj 1: of or relating to clerks; "clerical work"
    2: of or relating to the clergy; "clerical collar"
    3: appropriate for or engaged in office work; "clerical skills";
       "a clerical job"; "the clerical staff"