What is the meaning of ?

The hiragana syllable (yu). Its equivalent in katakana is (yu). It is the thirty-seventh syllable in the gojūon order; its position is (ya-gyō u-dan, row ya, section u).

attaches to the 未然形 (mizenkei, irrealis form) of verbs

  1. expresses passiveness
  2. expresses possibility
  3. expresses natural, spontaneous occurrence

expresses passiveness

expresses possibility

expresses natural, spontaneous occurrence

accusative case particle

away from, off

along, following a specified route, track, orbit, etc.

attaches to the 未然形 (mizenkei, irrealis form) of verbs

  1. expresses passiveness
  2. expresses possibility
  3. expresses natural, spontaneous occurrence

expresses passiveness

expresses possibility

expresses natural, spontaneous occurrence

since

through

by (means of)

from

: hot water, hot spring

Source: wiktionary.org