A term used when an individual cancels plans without a particular explanation other than to be a bitch and ruin somebody else's day.

A vagina, pussy

when a girl ditches you to hang out with her girlfriends

When a fool is chilling with his homie, and his homie ends up ditching him for some pussy.

To avoid all talking and eye contact with a person.

Have sex and then leave.

When instead of moving lanes early and waiting in traffic, the driver speeds up in the terminating lane then merges at the last minute, hoping some weak soul will yield. A major source of road rage.