[bɑː], (Noun)

Definitions:
- a long rigid piece of wood, metal, or similar material, typically used as an obstruction, fastening, or weapon
(e.g: an iron bar)

- an establishment where alcohol and sometimes other refreshments are served
(e.g: a small friendly bar open all day)

- a counter in a pub, cafe, or other establishment across which drinks or refreshments are served
(e.g: standing at the bar)

- a barrier or restriction to an action or advance
(e.g: political differences are not necessarily a bar to a good relationship)

- any of the short sections or measures, typically of equal time value, into which a piece of music is divided, shown on a score by vertical lines across the stave
(e.g: the opening bars of the first hymn)

- a partition in a court room, now usually notional, beyond which most people may not pass and at which an accused person stands
(e.g: the prisoner at the bar)

- the profession of barrister
(e.g: his dismissal from the Singapore Bar)


Phrases:
- bar none
- be called to the Bar
- be called within the Bar
- behind bars
- lower the bar
- not have a bar of
- raise the bar
- set the bar

Origin:
Middle English: from Old French barre (noun), barrer (verb), of unknown origin

[bɑː], (Verb)

Definitions:
- fasten (something, especially a door or window) with a bar or bars
(e.g: she bolted and barred the door)

- prevent or prohibit (someone) from doing something or from going somewhere
(e.g: she is barred from leaving the country)

- mark (something) with bars or stripes
(e.g: his face was barred with light)


Phrases:
- bar none
- be called to the Bar
- be called within the Bar
- behind bars
- lower the bar
- not have a bar of
- raise the bar
- set the bar

Origin:
Middle English: from Old French barre (noun), barrer (verb), of unknown origin

[bɑː], (Adposition)

Definitions:
- except for
(e.g: his kids were all gone now, bar one)


Phrases:
- bar none
- be called to the Bar
- be called within the Bar
- behind bars
- lower the bar
- not have a bar of
- raise the bar
- set the bar

Origin:
Middle English: from Old French barre (noun), barrer (verb), of unknown origin

[bɑː], (Noun)

Definitions:
- a unit of pressure equivalent to a hundred thousand newtons per square metre or approximately one atmosphere


Phrases:

Origin:
early 20th century: from Greek baros ‘weight’