12 o'clock midnight is a.m.
12 o'clock afternoon is p.m.
It's the same as a small block chevy- 6 pm- 12 pm 6 : oclock on the cam shaft - 12: oclock on the crankshaft
9 pm on monday-friday ( not open on holidays)
3 assuming they are both the same-am or pm
12 oclock 6 oclock
69 oclock
2 pm in Montreal,PQ = 7 pm. in London, England
11 oclock everyday! (PM)
3pm
most of Europe, most of the year
11 oclock everyday! (PM)
a lot
It means right in front of you. When soldiers relate directions to the clock 3 oclock means right, 9 oclock means left 12 oclock means front, and 6 oclock means back.