No, your heart does not stop when you sneeze. A sneeze begins with a tickling sensation in the nerve endings that sends a message to your brain that it needs to rid itself of something irritating the lining of your nose. You first take a deep breath and hold it, which tightens your chest muscles.
Definition of lump. 1  transitive verb. 2  1 : to group indiscriminately. 3  2 : to make into lumps; also : to make lumps on or in. 4  3 : to move noisily and clumsily. 5  intransitive verb. 6  1 : to become formed into lumps. 7  2 : to move oneself noisily and clumsily.
Noun. (plural lumpers). 1  Extra labor hired by a trucking company to assist a driver and/or customer unloading or loading a truck. ( 2 biology, linguistics) A scientist in one of various fields who prefers to keep categories such as species or dialects together in larger groups.