- blinker\ cluelessness
- Forgetting to turn off your turn signal after making a turn, thus annoying drivers behind you for several miles - because of the chain reaction and having to slow down so they don't rear-end the car ahead.Also can happen when you accidentally bump the turn signal while reaching for something on the dashboard.
Dad, you've got blinker cluelessness again.
Dictionary of american slang with examples. .