I picked up an embarrassing nickname at the age of 19 in the Navy. It's still with me over 40 years later. :-)
Okay--fess up..what's your nic?
Oh, the stories we could tell.
Frankly, I've been heartened by some of the stories people have been telling, especially the "youngsters" on here; when you're old, sometimes you don't understand what's going on.