n.a person who is easily persuaded, tricked or cheated; one who finds it extremely
hard to say "no" to any request. A
mark is a
target or the thing aimed at in
shooting or throwing; an "easy
mark" would be easily
hit. Figuratively,
mark is used here to mean a person who is chosen as a
target by those who intend to manipulate or
swindle.
a person who is easily convinced, victimized or cheated.