short form for a testimonial. Used widely by users on an online friend service called friendster when asking their friends or other members to write a short message on their profiles visible to other users containing descriptions about themselves and their relationships, or just to say hello or wish them for an occasion.
Albert: Can you give me a testi?
Ben: Alright, let me log in first.
A person who thinks that they are very good with women, have tons of friends, or has and makes tons of money, when the reality is in fact the opposite.
John Sarah is not even into you! No one is into you... Ya Fuckin Testi...
The phrase testi test is when you scratch or wipe you bollocks with you hand and sniff it to see how your sack is smelling,usually done discreetly especially in good company.
any luck with that pretty girl last night Adam?
no mate i didnt want to scare her off i did a testi test and i was humming down there,my knackers were sweating like Michael Jackson in Toys R us.