Noun
A
contract
to
exchange
the
benefit
of
one
interest
rate
with
another
.
Often
a
fixed
interest
rate
is
exchanged
for
a
variable
rate
so
as
to
allow
one
party
to
remove
an
exposure
to
a
variable
rate
for
which
they
pay
a
premium
on
the
fixed
rate
in
order
to
compensate
for
this
'
insurance
'.
The
two
rates
can
also
be
based
on
different
currencies
.