名詞 banner:

1. long strip of cloth or paper used for decoration or advertising
   同義詞：streamer
2. a newspaper headline that runs across the full page
   同義詞：streamer

形容詞 banner:

1. unusually good; outstanding

1. The banner lent color to the streets.
   旗幟給街道增添了色彩。
2. The patriots fought under the banner of freedom.
   愛國者在自由的旗幟下戰(zhàn)斗。

ban.ner

n.（名詞）

A piece of cloth attached to a staff and used as a standard by a monarch, military commander, or knight.
旗，旗幟：君主、將領(lǐng)或騎士當(dāng)做旗幟綁于旗桿上的一塊布
The flag of a nation, a state, or an army.
國旗、州旗或軍旗
A piece of cloth bearing a motto or legend, as of a club.
幌子：上有座右銘或題詞的橫幅，如俱樂部
A headline spanning the width of a newspaper page.
報紙的通欄大字標(biāo)題
Botany See standard
【植物學(xué)】 參見 standard
adj.（形容詞）
Unusually good; outstanding:
特別好的；杰出的：
例句：
a banner year for the company.
公司特別興旺的一年

v.tr.（及物動詞）
ban.nered,ban.ner.ing,ban.ners 【非正式用語】
To give a banner headline to (a story or an item) in a newspaper.
以通欄大字標(biāo)題在報紙上發(fā)表（某個故事或某條消息）

來源：
Middle English banere
中古英語 banere
from Old French baniere
源自 古法語 baniere
from Vulgar Latin *band3ria
源自 俗拉丁語 *band3ria
from Late Latin bandum
源自 后期拉丁語 bandum
[of Germanic origin] * see bh3-
[源于日耳曼語的] *參見 bh3-