“Ad Hoc (ad hok) To this matter: for this specific instance or purpose; in this case; immediate; provisional.
‘Polly’s motivating force was love; she wanted a world in which everybody else whether they liked it or not, but she set this overflowing feminine cup in motion with a thoroughly masculine arsenal of charts, graphs, quorums, task forces, ad hocs, tunnel vision, and lists.’ Florence King, When Sisterhood Was in Flower”
Excerpted from: Grambs, David. The Random House Dictionary for Writers and Readers. New York: Random House, 1990.