I'm sorry it was a "Insider"-Joke about SSN's, Boomer is another name for SSBN's (The ballistic rocket Carrier of Sub's) and one class of those SSBN's is the Oh

I'm sorry it was a "Insider"-Joke about SSN's, Boomer is another name for SSBN's (The ballistic rocket Carrier of Sub's) and one class of those SSBN's is the Ohio Class. But still thanks for the explanation, did not know that.