Miss. Code Ann. § 63-3-137

(a) “Stop,” when required, means the complete cessation from movement. (b) “Stop, stopping or standing,” when prohibited, means any stopping or standing of a vehicle, whether occupied or not, except when necessary to avoid conflict with other traffic or in compliance with the directions of a police officer or of a traffic control sign or signal. (c) “Park,” when prohibited, means the standing of a vehicle, whether occupied or not, otherwise than temporarily for the purpose of and while actually engaged in loading or unloading.