also: えば
adverb
Katakana rendering of “ever,” mainly seen in English-style phrases, slogans, titles, or compound expressions rather than as a normal everyday replacement for native Japanese adverbs such as いつも or これまで.
広告では「エバー・フレッシュ」のように、エバーが「いつまでも」の意味で使われることがある。
In advertising, エバー is sometimes used in phrases like “Ever Fresh” to mean “always” or “forever.”
A katakana form of “forever,” usually meaning “forever” as a whole word; エバー corresponds only to “ever” and is more often an element in English-style phrases.
Lists katakana forms and the gloss “ever,” but no detailed language-of-origin data; treat it conservatively as an English-style katakana expression.