TEACH [T] › to teach someone how to do something, usually a skill that is needed for a job: We are training all our staff in how to use the new computer system. [+ to do sth] The aid workers trained local people to give the injections. LEARN [I] › to learn the skills you need to do a job: He trained as a lawyer in Vienna. I'm trained in basic first aid. SPORT [I, T] › to practise a sport or exercise, often in order to prepare for a sporting event, or to help someone to do this: He's been training hard for the race for several weeks now.