We found 17 dictionaries that define the word bumpers:

General (11 matching dictionaries)

1. bumpers: Merriam-Webster
2. bumpers: Collins English Dictionary
3. bumpers: Vocabulary.com
4. Bumper's, Bumpers, bumpers: Wordnik
5. bumpers: Cambridge Advanced Learner's Dictionary
6. bumpers: Wiktionary
7. bumpers: Dictionary.com
8. bumpers: Cambridge Essential American English Dictionary
9. Bumpers (album), Bumpers (name): Wikipedia, the Free Encyclopedia
10. Bumpers: Rhymezone
11. Bumpers: TheFreeDictionary.com

Computing (1 matching dictionary)

12. Bumpers: Encyclopedia

Slang (2 matching dictionaries)

13. bumpers: Green’s Dictionary of Slang
14. bumpers: Urban Dictionary

Sports (2 matching dictionaries)

15. Hickok Sports Glossaries (No longer online)
16. Bumpers: Sports Definitions

Tech (1 matching dictionary)

17. AUTOMOTIVE TERMS (No longer online)

(Note: See bumper as well.)

Definitions from WordNet (Bumpers) ▸ name:  A surname (common: 1 in 100000 families; popularity rank in the U.S.: #14389) Opposite: dents, scratches, damage Phrases: Dale Bumpers, more... Adjectives: rear, front, many, few, new, full, plastic, absorbing, automotive, large, mine ▸ Words similar to bumpers ▸ Usage examples for bumpers ▸ Idioms related to bumpers ▸ Wikipedia articles (New!) ▸ Words that often appear near bumpers ▸ Rhymes of bumpers ▸ Invented words related to bumpers