adjective. ['ˈrʌni'] characteristic of a fluid; capable of flowing and easily changing shape.
1. Noun, singular or mass Minor symptoms, such as a runny nose or wheezing, may be treated with an antihistamine. 2. Adjective Use a light touch with the oil, because too much causes loose or runny poop. 3. Verb, past participle It will hold its shape like soft cookie dough, and it won't be runny like pancake batter.