Wordnet 3.0
NOUN (1)
1. 
 a consortium of independent organizations formed to limit competition by controlling the production and distribution of a product or service; 
- Example: "they set up the trust in the hope of gaining a monopoly"[syn: trust, corporate trust, combine, cartel]
WordNet (r) 3.0 (2006):
corporate trust
    n 1: a consortium of independent organizations formed to limit
         competition by controlling the production and distribution
         of a product or service; "they set up the trust in the hope
         of gaining a monopoly" [syn: trust, corporate trust,
         combine, cartel]