Definition

1. Adverb:

   • On or to a lower floor of a building: Indicates movement or location on a floor below the current or main level.
   • Down the stairs: Specifically denotes movement down a flight of stairs.

2. Adjective:

   • Situated on a lower floor: Describes something located on a lower level of a building.

3. Noun (plural, often treated as singular):

   • The lower floor or floors of a building: Refers to the part of a house or building that is below another floor, typically the ground floor.

Usage Examples

• Adverb:
  • She ran downstairs to answer the door. (She moved to a lower floor.)
  • The laundry room is located downstairs. (It is situated on a lower floor.)
• Adjective:
  • Please use the downstairs bathroom. (The bathroom located on the lower floor.)
  • The downstairs neighbor complained about the noise. (The neighbor who lives on the floor below.)
• Noun:
  • We've just renovated the downstairs. (The lower floor of our house.)
  • The noise is coming from the downstairs. (From the lower level of the building.)

Advanced Usage

• "to live downstairs": to reside on a lower floor of a multi-story dwelling.
  • My grandparents live downstairs in our duplex.
• "downstairs from": located on a floor directly below another specified location.
  • The office is downstairs from the main lobby.

Variants and Related Words

• Downstair (adjective, less common): An alternative, chiefly attributive form of 'downstairs' (e.g., ).
• Downstair (noun, archaic): A single lower floor (rarely used in modern English).
• Upstairs: The antonym, referring to a higher floor.

Synonyms

• Below: At or to a lower level or position.
• Beneath: In a lower position.
• Lower floor: A more descriptive phrase for the noun form.

Related Phrases

• To go downstairs: The common phrase for the action of moving to a lower floor.
  • I need to go downstairs to get my keys.
• To come downstairs: The action of moving to a lower floor where the speaker is located.
  • Can you come downstairs for dinner?

Idioms

• "Kick downstairs" (informal, idiomatic): To demote someone, often to a less important position or location.
  • After the merger, the manager was kicked downstairs to a regional office.

Adjective

1. on or of lower floors of a building
   • the downstairs (or downstair) phone

Adverb

1. on a floor below
   • the tenants live downstairs