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1. Come Down
when someone flinches or says something very wrong the person usually says COME DOWN and you take ur hand and you run there neck. MOST IMPORTANT RULE IF THEY SAY ONE BEFORE YOU SAY COME DOWN YOU CAN NOT RUN THERE NECK
Kevin: yo brandon 5 times 5 is 26
Brandon: 5 times 5 is 25 come down for that

example #2

Kevin: YO brandon 5 times 5 is 26
Brandon: no 5 times 5 is 25
kevin: one
BRANDON: lucky.. you coulda got a come down for that
2. come down
the aftermath of a good night. the feeling that one wishes to just sleep and cry. the drugs are starting to wear off after the high, and however high you went you will go that low, maybe even more so.
"ah, man i came down so hard after that pilling sesh,"
"that come down is going to be brutal off that much brown,"
3. Come down
To go down on someone and really, really enjoy it
Linda: Mike really likes to go down on me
Sue: You might even say he likes to come down.
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