Green’s Dictionary of Slang

1. unpleasant, nauseating.

1900		M. Marojjard Letters from Boer Parsonage (1967) 65: It is too naar that a man who has shown this house so much kindness during our long time of sickness last year, should be turned into an enemy of the land now: one’s heart is sore [DSAE].
1990		J. Naidoo Coolie Location 45: I knew my mother [...] was going to go out and sprinkle the liquid dung over the swept portion of the pavement... I asked her point blank: why was she doing something so naar.

2. sick, queasy.

1968		informant in DSAE (1996).
1969		A. Fugard Boesman and Lena Act II: The earth will get naar when they push us in.
1977		Fugard & Devenish Guest 34: You’ve got walls between you and him. We’re in the same room. And that medicine of his is beginning to stink now. I get naar when I go in there [DSAE].