(Verb) when two humans rub assholes in a sexual manner, causing a suction effect between the two rimholes. The separation of the two rims causes both parties to involuntarily lose bowel function, and bowel contents in a violent shit explosion. Both participants may or may not choose to celebrate by forming poo-angels afterwards.
“Yo, Alex... How’d ya date go on the weekend?”

“Dude it was sensational! Took part in my first Tibbering session! It was exhilarating and extremely pleasurable... I would recommend the poo-angels straight after!”
by ScottyMate September 28, 2017
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To troll someone every chance you get and just be an overall asshole.
"Oh, there he goes tibbering the group again."
by ProjectBlackRai July 30, 2013
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The name of a stuffed Teddy Bear carried by the champion Annie from the popular MOBA game "League of Legends". Annie can bring the ferocious Tibbers to life to destroy her enemies as her Ultimate Ability.
Annie: "Have you seen my bear Tibbers?"
Tibbers: "RAWR!"
Victim of Tibbers: "Oh god, my face!!!!111one"
by Volibar February 5, 2010
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A pair of sweet, voluptuous, TITS round in shape and more than a mouthful in size sported by the character Annie in the popular MOBA League of Legends.
Annie - "Have you seen my bare Tibbers?"

Tibbers - "Rawr..."

Other Person - "Omfg those are small."
by wasabiwaffles October 9, 2011
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A pair of sweet, voluptuous, TITS round in shape and more than a mouthful in size . A sight to behold, A work of art one might suggest.
I want to motorboat her sweet tibbers,
Bitch here are some beads now show me them tibbers
by Hawgfan March 28, 2008
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A bear used to represent Pedobear in the popular MMO, League of Legends. He is carried by the young female champion Annie in the form of a small teddy bear.
Have you seen my bear Tibbers?
by Johndevl December 9, 2010
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A man's John Thomas,...one's knob,...the cock.
"I'm off to see the doc' this aft' about that wart on me tibber."
"...and it wasn't till I got home that I realised me tibber had been dangling out of me trousers the whole time!"
by Mr. Sam October 27, 2005
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