(1):

(n.) A person who lacks courage; a timid or pusillanimous person; a poltroon.

(2):

(a.) Borne in the escutcheon with his tail doubled between his legs; - said of a lion.

(3):

(a.) Destitute of courage; timid; cowardly.

(4):

(a.) Belonging to a coward; proceeding from, or expressive of, base fear or timidity.

(5):

(v. t.) To make timorous; to frighten.