patch up

Short definition from Wiktionary

Verb

1. 1
   To repair by adding a patch.
2. 2
   To mend quickly.
3. 3
   To repair relations; to improve relations.
4. 4
   To overlay.

Noun

1. 1
   The act of patching or repairing.
2. 2
   An instance of patching or repairing.
3. 3
   A hastily performed repair job; a quick fix.