We found 11 dictionaries that define the word peening:

General (6 matching dictionaries)

1. peening: Merriam-Webster
2. peening: Collins English Dictionary
3. peening: Wiktionary
4. peening: Dictionary.com
5. Peening: Wikipedia, the Free Encyclopedia
6. peening: TheFreeDictionary.com

Computing (1 matching dictionary)

7. peening: Encyclopedia

Slang (1 matching dictionary)

8. peening: Urban Dictionary

Tech (3 matching dictionaries)

9. AUTOMOTIVE TERMS (No longer online)
10. Peening: A to Z of Terms related to the Thermal Spray Process and Surface Engineering
11. Glossary of Fastener Terms (No longer online)

(Note: See peen as well.)

Definitions from Wiktionary (peening) ▸ noun:  The hardening of a metal surface by hammering, or by blasting with shot Similar: hammering, pounding, shot blasting, pertusion, percussion, blasting, hammer-on, pelting, hammer blow, tapping, more... Phrases: Shot peening, more... Adjectives: shot, warm, stress, laser, conventional, atomic, cold, controlled, ultrasonic, hot, hammer ▸ Words similar to peening ▸ Usage examples for peening ▸ Idioms related to peening ▸ Wikipedia articles (New!) ▸ Popular adjectives describing peening ▸ Words that often appear near peening ▸ Rhymes of peening ▸ Invented words related to peening