We found 17 dictionaries that define the word tweaking:

General (10 matching dictionaries)

1. tweaking: Merriam-Webster
2. tweaking: Collins English Dictionary
3. tweaking: Vocabulary.com
4. Tweaking, tweaking: Wordnik
5. tweaking: Cambridge Advanced Learner's Dictionary
6. tweaking: Wiktionary
7. tweaking: Dictionary.com
8. tweaking: Cambridge Essential American English Dictionary
9. Tweaking (behavior), Tweaking: Wikipedia, the Free Encyclopedia
10. tweaking: TheFreeDictionary.com

Business (1 matching dictionary)

11. tweaking: Legal dictionary

Computing (2 matching dictionaries)

12. Technopedia (No longer online)
13. tweaking: Encyclopedia

Medicine (1 matching dictionary)

14. tweaking: Medical dictionary

Slang (3 matching dictionaries)

15. tweaking: Green’s Dictionary of Slang
16. Tweaking: Street Terms: Drugs and the Drug Trade
17. tweaking: Urban Dictionary

(Note: See tweak as well.)

Definitions from Wiktionary (tweaking) ▸ noun:  A tweak; a minor modification. Similar: pinch, pluck, pick off, pull off, tweakage, tweakment, tinkering, twist, bending, mistune, more... Opposite: untweaking, leaving alone, not adjusting, not modifying Types: software tweaking, hardware tweaking, overclocking, undervolting, modding, customizing, optimizing, debugging, rooting, more... Phrases: tweaking at the edges, more... Adjectives: little, minor, more, final, additional, manual, further, constant, slight, careful, mere ▸ Words similar to tweaking ▸ Usage examples for tweaking ▸ Idioms related to tweaking ▸ Wikipedia articles (New!) ▸ Popular adjectives describing tweaking ▸ Words that often appear near tweaking ▸ Rhymes of tweaking ▸ Invented words related to tweaking