A farmer's a person who raises living organisms for food or raw materials. Definition The term farmer usually applies to a person and grows field crops, and/or manages orchards or vineyards, or raises livestock or poultry such as chicken and cows. Their products are usually sold in a market or, in a subsistence economy, consumed by the family or pooled by the community. In some countries, a farmer engaged in raising horses, cattle, or sheep for profit's usually referred to as a rancher (US),… (More on Farmers)