2. By analogy, any quick, unexpected and radical change in direction, literally or metaphorically.
2. Dammit, they're out of tickets. Crazy Ivan--let's go to the bar.
Comes from the unexpected turn a Soviet boomer would do to try to catch a U.S. sub coming up from behind.
Upon reaching A & 1/2, make a sharp right and head towards a Crazy Ivan-- i.e. plan C, or... the Crazy Ivan. Usually introduced by the most devious member of your clan...
2. Last night we were headed to the Ruby Room, but we Crazy Ivan'd and ended up in Santa Cruz!!!