1.NounA patch (software fix) which is applied to a system while it is running, without the need to reboot the system to complete the patching process.
"The use of hot patches allows the server to be kept fully up-to-date without any reboot-induced downtime."
2.NounA repair for cracks and potholes in a paved surface involving filling them with hot, molten asphalt concrete.
3.VerbTo install a hot patch (of either sense).
"Hot patching requires that the operating system be specifically designed or modified to allow running processes - potentially including those forming part of the core of the operating system itself - to be modified on-the-fly without crashing the system.; Hot patching is easiest in the summer, when the asphalt is easier to keep hot during the application process."