After trying to remember facts to relay to someone else, if one is unsure of the accuracy of the memorised facts, it is wse to add after saying them the above phrase.
I think the soviet army lost 7 million people in WWII, but don't qoute me on that. I may be getting it confused with total losses.
A trip to a grocery store, convenience store, or gas station for the sole purpose of buying an excessive amount of junk food and sugary drinks, usually with friends. A chud run often happens late at night and ends with everyone involved hating themselves afterwards.