Ahi
ahd-5
noun.
Either of two types of tuna, bigeye tuna or yellowfin tuna, having edible flesh that is commonly grilled or served raw as sashimi.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
the
yellowfin tuna
Word Usage
"The white stuff you see on the ahi is a spciy lemon aioli."