Thanks pkchan for the research. I see now that "bullshit is: "亂噏 lyun6*2 ngap1 / = talk nonsense" in Cantodict. I hear it all the time but had no idea how it's written.
I frequently hear 噏風, and 噏三噏四 as mentioned earlier.
I frequently hear 噏風, and 噏三噏四 as mentioned earlier.