No definitions found for 'dumb trick'
Perhaps one of these:
dom pedro,
dumbed down,
dinaphthyl,
dumb-bidding,
dumped,
dumpty,
down pat,
damped,
demephitize,
demephitization,
dumbwaiter,
demephitized,
dumb-waiter,
down feather,
dum fuit infra aetate,
dump truck,
demephitizing,
don budge,
dumb terminal,
downbeat