Terra Sci-Fi 

A storyline/Genre with magical/mystical/abnormal elements, but that COULD be happening in our normal world

A race of Mutants living in the sewers fits well into the Terra Sci-Fi genre.

Terra Sci-Fi by MicaMay October 9, 2008

Ramen Sci Fi 

A Term Derived from the Term Spaghetti Western That Describes Asian Sci Fi Films or Sci Fi Anime from the Mid 70s to the Late 90s/2000ish, (This Term is Also Used to Describe High End Asian or European Tech From Around that Time)

Guy 1: Lets Watch Some Ramen Sci Fi

Guy 2: Hell Yeah

Guy 1: I Got a Sharp X68000 From the 80s

Guy 2: I Got an Aibo

Guy 3: i Got a Translucent PC Case from the Late 90s that i Use in my Sleeper Build

Ramen Sci Fi by baliebox4916 January 12, 2023

sci-five 

To high five someone whilst affecting the Vulcan Live Long and Prosper hand.

Person A: Dude, you'll never guess who I saw on the street today. T'Pau from Enterprise. For realsies!
Person B: No way! You have to hit this, brother.
(Sci-five ensues)

sci-five by Live Long & Prosper July 31, 2009

Sci-Five 

When you high-five someone to acknowledge the awesomeness of science.

When we watched a TV show about space, my son was so excited that he gave me a sci-five.

Sci-Five by Fever Dog September 23, 2015

sci-fientifically 

Something that is questionable or only theoretically possible in the real world (but is entirely possible in Sci-fi

Sci-fientifically the creation of a lightsaber IS possible!

sci-fientifically by Sam00197 May 21, 2016

Sci-five 

Similar to a High Five But when you cannot physically see the person but yet feel the need to high five them.

A virtual high five

Dudes on two sides of a room seperated by a wall.

Dude 1: (PHHHFFF) Dude, I just Cropdusted my side of the room
Dude 2: Nice, Sci-Five!

Sci-five by Michael Scarn F.B.I. October 11, 2009

Scifive 

To give someone a high five using Spock’s “live long and prosper” sign🖖

I gave the DBOTY winner a scifive!

Scifive by Scifive July 20, 2019