to appear to rise up [from somewhere]; to take form or definition, usually threatening to some degree. A great city loomed up in the distance. It looked threatening in the dusky light. A ghost loomed up, but we paid no attention, since it had to be a joke.
Definition of 'clickjacking'. clickjacking. noun informal. the practice of using a disguised hyperlink to direct an internet user to a website he or she does not wish to visit. Word origin of 'clickjacking'. from click (sense 5) + hijack.
Mudjacking is also known as: slabjacking, concrete raising, and pressure grouting. Mudjacking is a cost-effective alternative to replacing concrete. Mudjacking (or concrete raising) can usually be done for less than half the cost of pouring new concrete. However, the savings may be even greater since concrete raising eliminates the costs of demolition, removal, and landscaping. Mudjacking is the process of pumping a water, dirt and cement mixture under a concrete slab in order to lift it.