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Sumner Burstyn 

To commit a Sumner Burstyn

Like kicking a hornets nest or someone when they are dead.

New Zealand Slang.

To create social networking suicide
To be selfish and evil to other human beings

Background: this originates from Sumner Burstyn's disgraceful remarks on her facebook page with sparked hate pages after her comment about a recently fallen NZ Soldier.

Barbara Sumner-Burstyn posted the comments on Facebook, apparently after reading reports of 26-year-old Lance Cpl. Jacinda Baker's death in Afghanistan.
"Oh so fallen soldier Jacinda Baker liked boxing and baking - did they forget she also like invading countries we are not at war with, killing innocent people and had no moral compass," Sumner-Burstyn wrote.

This whole event saw unprecedednted response and a facebook created generated 25,000 members in 24 hours.

Sumner Burstyn has become one of New Zealand's most reviled people and has had to change her name for the 8th time.
New Zealand slang
Don't do a Sumner Burstyn you will commit social netowrk suicide.

That's almost as bad as a Sumner Burstyn be careful what you say
Sumner Burstyn by Sir Tristram August 29, 2012
used to describe a horny hoe. a word girls use to describe other girls.
"dude... Rebecca's fucking bursty"
bursty by jowaaa April 4, 2020

bursitis 

Bursitis usually results from a repetitive movement or due to prolonged and excessive pressure. Patients who rest on their elbows for long periods or those who bend their elbows frequently and repetitively.
Darin's bursitis is a direct result of his selfless massage to ole one eye!
bursitis by Firecracker30 April 27, 2006
A compact disc (CD) or digital versatile disc (DVD) that has been filled with files.
"Here is your burnity with the latest episodes of Pure Pwnage on it."
Burnity by Geoff Wong June 25, 2005
He was bursit in his thinking
Bursit by Dpoc March 31, 2003

bursitis 

results from a repetitive movement like when one jerks off too much, or jerks off others.
My boy Dave got Bursitis after going to the gay bar.
bursitis by USKM May 16, 2018
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