A man-o'-war is an armed naval vessel. Student-o-Medicine is ever so appropriately named, an armed medical student. Armed with what you may ask? With great little tidbits of information, such as Why Watching Family Guy is beneficial to Med Students. (I knew it, I just knew it! Now I have proof!).
A good post to read for the non-med students is the Medical School is Hard post. Contrary to popular belief, it is .... Oh I'll just let you find out by yourself ;)
On a side note, it snowed here in Białystok, Poland. It's 10:30 am.