(1):

(n.) A species of rove beetle; - so called from its habit of elevating the tail.

(2):

(n.) A mean, half-hearted fellow; a coward.

(3):

(n.) A horse, not of pure breed, but having only one eighth or one sixteenth impure blood in his veins.

(4):

(n.) A beverage made of brandy, whisky, or gin, iced, flavored, and sweetened.