eh

Short definition from Wiktionary

Interjection

1. 1
   Used as a tag question, to emphasise what goes before or to request that the listener express an opinion about what has been said.
2. 2
   In isolation, a request for repetition or clarification of what has just been said.
3. 3
   In isolation, expressing surprise or confusion
4. 4
   An interjection used to ascertain the continued attention of someone addressed by the speaker.
5. 5
   Expressing apathy or lack of enthusiasm; meh.
6. 6
   Expressing apprehension following or preceding a reasoning or excuse; uh.
7. 7
   Hey, oi; said to get someone's attention.
8. 8
   An interjection expressing disapproval.
9. 9
   Huh?; expresses confusion.
10. 10
    an attention grabber
11. 11
    A greeting between friends (typically male) or display of approval.

Verb

1. 1
   To use the interjection eh.

Adjective

1. 1
   Of mediocre quality; unremarkable.
2. 2
   Initialism of emotionally handicapped.

Adverb

1. 1
   Used to negate the following verb; (am/are/is/do/does) not.

Particle

1. 1
   Alternative form of leh.

Proper noun

1. 1
   Initialism of Eastern Hemisphere (travel within or between IATA areas 2 and 3).

Noun

1. 1
   Initialism of epididymal hypertension.

Symbol

1. 1
   redox potential (in volts).
2. 2
   Symbol for exahenry, an SI unit of electrical inductance equal to 10¹⁸ henrys.