to make an agreement with someone to do a specific amount of work. (Rather than doing it oneself or in one's own place of business.) I will contract this out and have it done by consultants.I contracted out this kind of job the last time.
to make an agreement with someone to produce or supply something, or to do something. I will have to contract with an expert for that part of the project.We contracted with a local builder for a new kitchen.Did you contract for plumbing work with Eric?
To engage another person or company by contract to undertake some job that is typically considered part of one's business: Many companies contract out administrative tasks in order to concentrate on sales and marketing.