It got its name from the song Mr. Bojangles:
"I knew a man Bojangles and he danced for you ..."
Check out the Bojangles on that guy!
One could also just start singing the song to alert their friends without necessarily pointing out or bringing attention to the fact you're checking out someone's package.
Normally it is spelled and said Bojangles, a fast food chicken restaruant in North and South Carolina. But you pronunced it Bohangles with a spanish flair because all the people who there are mexican and don't speak a lot of english.
When someone is so fat when they stop walking it takes longer for their stomach and ass to catch up, the equivalent of the 20th ripple after throwing a rock in a pond.
An annual competition to determine the world's most boring person. Won for the last 4 years by Fishy MacSwell who impressed the judges with his droopy old face, boring Pork Scotch Trousers and his insistence on having a barbecue every day of his pointless fucking life.