If someone catches you making an embarrassing noise, spoughing is saying something loud/coughing/laughing in hopes that it will retroactively cover up the embarrassing noise.
Noise coming from A: brrrrzzz
B walks in.
A: *cough, cough*, I must be getting a cold.
B: Are you spoughing?
A fat metal man who when is paired up with his metal lion fuck buddy Ornstein, will absolutely fucking obliterate your young virgin ass hole with his mighty hammer and stunning tits