It means that it is very hard to change someones habits
You can't teach an old dog new tricks when they have been used to using a cell phone instead of a smart phone.
The full title of one of the most annoying Chips Challenge levels ever, featured in CCLP3.
Crap, You Can't Teach An Old Frog New Tricks is so damn hard!
When somebody says something to piss you off so you put a whole bunch of swear words together that doesn't make any sense just so you can make yourself feel better
Person 1 your retarded
Person 2:Bitch Fuck You fuck shit bitch hoe slut trick Dyke
Person 1: that doesn't even make any sense
Getting tea-bagged three different times because you fell asleep at a party.
Mike fell asleep at midnight, so the guys gave him a Polish hat trick.
A phrase used by pedos online to trade stories
Just tell your friends it is operation hat trick fuzzy button.
a trick daddy is a man that gets his hoe whatever she wants when she wants it however she wants it. He makes sure to get the job done.
Playboy Mansion heir Hugh Hefner is a trick daddy to all the play boy bunnies.
When your tea is too hot, so you put it in your spoon like soup and blow on it and drink it that way. Most often done by children who don't have the patience to wait for the tea to cool. The double dirty Irish trick is when you drink the tea from the saucer. (South Buffalo, NY Irish)
Anne was drinking her tea and it was too hot, so she did the dirty Irish trick and drank it from her spoon.