The adult male of the red deer (Cervus elaphus), a large
European species closely related to the American elk, or wapiti.

The male of certain other species of large deer.

A colt, or filly; also, a romping girl.

A castrated bull; – called also bull stag, and bull seg. See
the Note under Ox.

An outside irregular dealer in stocks, who is not a member of
the exchange.

One who applies for the allotment of shares in new projects,
with a view to sell immediately at a premium, and not to hold the
stock.

To act as a "stag", or irregular dealer in stocks.

To watch; to dog, or keep track of.