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signal
verb
-
signal
,
signalling
,
signals
,
signaled
,
signalled
to
make
a
gesture
,
sound
,
or
action
in
order
to
give
information
or
tell
someone
to
do
something
•
The
lifeguard
signaled
swimmers
to
come
back
to
shore
.
The
lifeguard
signaled
swimmers
to
come
back
to
shore
.
•
If
you
need
the
bill
,
just
signal
the
waiter
by
raising
your
hand
.
If
you
need
the
bill
,
just
signal
the
waiter
by
raising
your
hand
.
