What is the meaning of Just?

Factually right, correct; factual.

Rationally right, correct.

Morally right; upright, righteous, equitable; fair.

Proper, adequate.

Only, simply, merely.

Introduces a disappointing or surprising outcome that renders futile something previously mentioned.

Used to reduce the force of an imperative; simply.

Used to increase the force of an imperative; simply, without questioning.

Used to convey a less serious or formal tone

Absolutely, positively

Barely, hardly, scarcely.

2. Moments ago, only very recently.

   Moments ago, only very recently.

   By a narrow margin; closely; narrowly; almost not.

   Exactly, precisely, perfectly.

   Expressing dismay or discontent.

   A joust, tournament.

   To joust, fight a tournament.

   fair; just

   perfect, almost perfect

   justly

   exactly, precisely, just

   recently, just now, just

   really

   just, exactly, precisely, perfectly

   recently, just now

   I see, uh-huh, oh well

   just, right, correct, proper

   exact

   adequate

   apt

   just

   exactly

   third-person singular past historic of gesir

   masculine plural of jóst

   to feel (to perceive with one's sense organs)

   to sense

   to palp

   to have a sensation

   just, correct

   just (quite recently, only moments ago)

   exactly, precisely

   particularly, in particular, specifically (compare similar usage in English "That's just the guy I saw" and the like)

   Source: wiktionary.org