wizzo
Ⅰ
noun the weapons officer on a military aircraft US, 1998
Ⅱ ⇨ whizzo; wizzo
1. adjective
excellent. After WHIZZO! (an exclamation of delight) UK, 1948
2. noun
in the US military, a weapons system operator or officer. From a vocalisation of the abbreviation WSO US, 1993