It's basically another way to say that you will give someone a call later on, like when you get home or have some free time.
The origin of the line 'you and your m8 where bunking off school,right, and you were enjoying ur 99p bargain mcflurry on ya local council bench, when all of a suddenly your other m8’s nan appears after a quick trip to the local tescos (supermarket) down the road, and you have a quick chit chat. And right before she is about to leave she says “I’ll give your mum a tinkle later” and walks off like a fuckin ledge.'
BBB-Tyler Tinkle Penis TTT- What is it Bobby Bubble Butt
BBB-I just got word that 14 highschool kids were found murdered with a dildo!
TTT- I will get to the bottom of this!
Mrs. Poopems- I'm scared! what if something happens to me?!
Officer Nasty-Don't worry its safe, Tyler Tinkle Penis and Bobby Bubble Butt are on the case!
During a late night urge to urinate, you are unable to muster up enough energy to go to the toilet, and seeing that your partner is conveniently positioned, decide to fill her up for some satisfactory release.
"I really needed a piss last night, but luckily I was able to take a sneaky tinkle in Sandy's bucket"
While urinating, occupying oneself with at least one free hand, usually with a small electronic device such as a smart phone. Used by Ruxin on the FX television series "The League."
I had to tinkertinkle, after I went to a public urinal, to continue texting my friend.