The point in a romantic relationship when pictures of the couple begin to appear on Facebook, and or when the relationship status changes to "In a relationship".
"It looks like Kat has made it to Face base with that new guy."

"Yeah his picture is all over her profile now."
by Elgebar December 6, 2009
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That point in a relationship at which people engage in oral sex hence applying their faces to the other's home bases.
Me and Sarah? We got to face base last night. Now we can change our relationship on Face Book to face base.
by My Favorite Old Martian December 11, 2009
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a person who has been taking amphetamine to long, resulting in a rough and toothless appearance
1st man: whats up with him?

2nd man: hes been on 7 grams a day for 10 years, hes got a proper base-face innit!
by southwalessniper December 14, 2009
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A girl that wears WAY TOO MUCH FOUNDATION. Her face is 3 shades lighter or darker then her natural color. These girls generally have a streak of base that ends at the jaw bone. Side effects are orange streaks around the neck of shirts. They are generally under the impression that you think they have nice skin.
Gothic girls and fluff chicks make up the general population.
Denise Anne is such a base face, she got makeup on my shirt when she hugged me.
by JennyO March 17, 2009
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Someone who is a straight up baser to the highest extent possible.
Bar: yo nigga i just copped a quarter of some dank.

Dom: Fire me up on that sack for free nigga.

Bar: Go to sleep base face.
by Bardimas September 8, 2007
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To suck dick to the bottom of the shaft.
"Yo hoe, Face to da base."
by V-Dub March 20, 2007
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An unattractive expression made by extreme discomfort and/or severe strain. Typically used by cheerleaders.
"Shannon and Vanessa tried a new stunt, and Shannon made a crazy Base Face."
by [[A Milli]] October 29, 2008
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