"hold your horses" is a popular expression that means to wait patiently or not rush into something. Synonyms for this phrase include "take it easy," "slow down," "calm down," "be patient," "keep your cool," "wait a minute," "hold on," "take a breather," and "settle down." These phrases can be used interchangeably to convey the same message as "hold your horses." They are often used in various situations where it is necessary to exercise patience and restraint in order to avoid making hasty decisions or taking actions that may be regretted later. So, the next time you feel the need to tell someone to "hold your horses," consider using one of these synonyms instead to vary your expression.