Definition of mosquito for English Language Learners. : a small flying insect that bites the skin of people and animals and sucks their blood.
What it is: Small-cap stock refers to a company with a market capitalization (calculated by taking a firm's current share price and multiplying that figure by the total number of shares outstanding) near the low end of the publicly traded spectrum.
(Redirected from Small-cap) The New York Stock Exchange on Wall Street, the world's largest stock exchange in terms of total market capitalization of its listed companies.