nig-nog
noun
1
any non-white person. Rhyming slang, by virtue of the rhyme with WOG, this racist and derogatory term is a compound of NIGGER (a black person) and WOG (any foreigner); it is not always considered abusive by the speaker. In Love Thy Neighbour, a UK television comedy which ran to seven series, 1972–76, the white-skinned characters routinely called their black neighbours SAMBO(S) and 'nig-nogs' UK, 1959.
2
a fool; a novice. Military use, possibly from obsolete slang 'nigmenog' (a fool), probably informed by racist sentiments UK, 1959