iron man
noun
1.
a person, as a worker or athlete, of great physical endurance who can be depended upon to perform a given task or job tirelessly.
2.
a machine that performs a job formerly done by hand; robot.
3.
Slang.
a dollar bill or a silver dollar.
Origin
1610-20
Ripken
[
rip
-k
uh
n]
/ˈrɪp kən/
noun
1.
Calvin Edward
(
"Cal"
;
"Iron Man"
)
born 1960,
U.S. baseball player.
British Dictionary definitions for
iron man
iron man
noun
(
Austral
)
1.
an event at a surf carnival in which contestants compete at swimming, surfing, running, etc
2.
a competitor at such an event
Slang definitions & phrases for
iron man
iron man
noun phrase
A dollar
: Two hundred iron men snatched out of his mitt
(1908+)
A very durable and tough man; tireless worker and player, esp in sports
(1914+)
A West Indian musician who plays an instrument made out of an oil drum
(1960s+ Musicians)