The Collaborative International Dictionary of English v.0.48:
mako shark \mako shark\ n. (Zool.) A powerful and fierce mackerel shark of the Atlantic and Pacific, of the family Lamidae. [WordNet 1.5]WordNet (r) 3.0 (2006):
mako shark n 1: powerful mackerel shark of the Atlantic and Pacific [syn: mako, mako shark]