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.
The stocks with a market cap of Rs 10,000 crore or more are called large cap stocks. Company stocks with a market cap between Rs 2 crore and 10 crore are mid cap stocks and those less than Rs 2 crore market cap are small cap stocks.