toro
Concise Oxford English Dictionary © 2008 Oxford University Press:
toro /ˈtɒrəʊ, ˈtɔːrəʊ/
▶noun tuna meat from the belly of the fish, pale pink and rich in fat and used in sushi and sashimi.
– origin Japanese, prob. short for torori to ‘melting in the mouth’.
'toro' also found in these Oxford entries:

