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15.
To mess up your chances of hooking up with someone by acting foolish at the last second.
"I had her in my bed but then I told her I just wanted a physical relationship and she took off." "Wow, you sure saps that one up."
by jason July 11, 2003
 
16.
sap
smoke a pile. to smoke some weed
"Yo, wanna sap after school?"
"sure, you got pitch?"
by walking pylon January 05, 2011
 
17.
SAP
Stalking Attractive People

If you're on Facebook, looking around at various attractive people.
Rick: Hey man, what you doing?
Brad: Not much, just SAPping Karen.
by Breck'N'Ryder June 26, 2010
 
18.
SAP
An acronym for soon as possible, useful when you don't have time to write/text ASAP (as soon as possible). Also reduces spoken form of ASAP to one syllable, which in the course of a lifetime may save months of wasted speech.
txt me SAP
by OpiatedONE May 26, 2010
 
19.
Sap
a unit of measure for a player's character/efficiency/balance/agility/humility/intelligence/height/ethics/morals/identity/carbon emissions/default risk/dexterity/buoyancy
Guy 1: "Did you see that guy take all the tip money off the bar last night?"

Guy 2: "Yea, that guy has a serious sap deficiency."
by tinsleyblowsdudes April 26, 2009
 
20.
Sap
When you see a person looking sad or down.
"Man what's wrong with him today, over there looking sap."
by Ms.Johnson January 11, 2014
 
21.
An acronym for Sweet Ass Porn Stache.
Brad had a SAPS... until he lost a bet.
by LyndsayFTW February 09, 2012