The change in speech that happens (sometimes unconsciously) when an EFL speaker is talking to an ESL speaker. The EFL speaks louder & slower, uses clearer syllables and sometimes adopts the accent of their ESL audience.

Useful when ordering Chinese or Indian takeaway over the phone so it is more easily understood.

Has no racist motivations at all but is simply a practical way to assist communication.

The phenomenon of having to come out as bisexual to the same person/people repeatedly because they assumed or hoped that your sexuality was a "phase." Refers less to the holiday and more to the 1993 Bill Murray comedy film in which the main character experiences the same day over and over.