Meaning of CREST in English

CREST

I. crest 1 /krest/ BrE AmE noun [countable]

[ Date: 1300-1400 ; Language: Old French ; Origin: creste , from Latin crista ]

1 . the top or highest point of something such as a hill or a wave

crest of

It took us over an hour to reach the crest of the hill.

2 . a special picture that is used as a sign of a family, town, school, or organization ⇨ coat of arms

school/family crest

3 . a group of feathers that stick up on the top of a bird’s head:

exotic birds with colourful crests

4 . a decoration of long bright feathers that soldiers wore in the past on top of their hats

5 . be on/riding the crest of a wave to be very successful:

a young film director who is on the crest of a wave at the moment

II. crest 2 BrE AmE verb

[transitive] formal to reach the top of a hill or mountain:

They crested a wooded hill shortly before sunset.

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.