cuttlefish
Concise Oxford English Dictionary © 2008 Oxford University Press:
cuttlefish/ˈkʌtlfɪʃ/
▶noun (pl. same or cuttlefishes) a swimming marine mollusc that resembles a broad-bodied squid, having eight arms and two long tentacles that are used for grabbing prey. [Sepia and other genera, order Sepioidea.]
'cuttlefish' also found in these Oxford entries:

