bumper
[adjective]
Synonyms: exceptional, abundant, bountiful, excellent, jumbo (informal), massive, whopping (informal)

[TahlilGaran] English Synonym Dictionary ▲

I. bump‧er¹ /ˈbʌmpə $ -ər/ noun [countable]

1. British English a bar fixed on the front and back of a car to protect it if it hits anything Synonym : fender American English

2. bumper-to-bumper bumper-to-bumper traffic is very close together and moving slowly

[TahlilGaran] Dictionary of Contemporary English ▲

II. bumper² adjective [only before noun]
unusually large
bumper crop/harvest
We hope readers will enjoy this bumper issue of ‘Homes and Gardens’.

[TahlilGaran] Dictionary of Contemporary English ▲

bumper
noun
ADJ. front | back, rear
PHRASES bumper to bumper The cars crawled along bumper to bumper (= very close to each other).

[TahlilGaran] Collocations Dictionary ▲