The most characteristic or distinctive, often in a humorous or showy way.
This word is often used in a fun or light-hearted way, to talk about something that is very unique or special.
Examples:
That clown has the shtickiest red nose I've ever seen.
Her shtickiest talent is juggling flaming torches.
The shtickiest part of the show is when the acrobat flies through the air.
The shtickiest thing about him is his giant shoes.
The shtickiest restaurant in town has waiters who sing while they serve your food.
The shtickiest costume at the party was the one with the flashing lights and the big feathers.