1 Illnesses such as the flu or colds. 2  Home treatment of your flu and cold symptoms usually will relieve lightheadedness. 3  Vomiting, diarrhea, fevers, and other illnesses that cause dehydration. 4  Very deep or rapid breathing (hyperventilation). 5  Anxiety and stress. 6  The use of tobacco, alcohol, or illegal drugs.
Economical in the use or appropriation of resources; not wasteful or lavish; wise in the expenditure or application of force, materials, time, etc .; characterized by frugality; sparing; economical; saving; as, a frugal housekeeper; frugal of time. I oft admire.
Wiktionary(0.00 / 0 votes)Rate this definition: 1  cougar(Noun) A mountain lion; Puma concolor. 2  cougar(Noun) A woman of middle age who actively seeks the casual, often sexual, companionship of younger males, typically less than 35 years old; by implication a u201Csexual predatoru201D.