half-mast
noun
noun
1
at half-mast
a.
if
a
flag
is
flying
at
half-mast,
it
has
been
raised
to
the
middle
of
the
pole
in
order
to
show
respect
and
sadness
for
someone
who
has
died
b.
if
a
piece
of
clothing
is
at
half-mast,
it
is
lower
down
the
body
than
is
usual
[英，幽默] 〔衣服〕穿得很低的
BrE humorous