Disagreements often plain in court (5)

I believe the answer is:

tiffs

I'm a little stuck... Click here to teach me more about this clue!

'disagreements' is the definition.
(I know this)

I don't understand the remainder of the clue.

(Other definitions for tiffs that I've seen before include "Arguments" , "Spats" , "Huffs; squabbles" , "Petty quarrels" , "Small quarrels" .)

I've seen this clue in the Evening Standard.

Want a hint initially instead of a full solution? Install my app