can be used in many a circumstances, and mean completely different things every time.
a- "Get knicked" - as in same context as 'get fucked', OR: as in to be arrested.
b- "Knick it" - as in to 'steal something'
c- "knick knack" - tid bits, odd's and ends, or a small trinket
d- "Thrown in the knick" - To be thrown in Jail
e- "In the knick"
a- Person 1: I told you the shop was open til 9, not 8:30
Person 2: Oh go and get knicked!
OR: Already Explained
b- Person 1: Wow I've always loved those cars
Person 2: love it so much why don't you just knick it?
c- Person 1: Grandma has way too many knick knacks
d- Already Explained.
e- Person 1: So did you go over and see him?
Person 2: YES! I walked in the door and he was standing there in the knick!