English Reference
noun

aide

n.
US /ˈeɪd/ UK /ˈeɪd/ aide UK spelling Aides

  1. 01 C1 Advanced Formal

    a person who helps a leader or politician with their daily work and decisions.

    a confidential assistant to a high-ranking official, often responsible for administrative tasks, research, or communication.

    Simple

    The senator asked his top aide to prepare a report for the meeting.

    In context

    A senior White House aide briefed the press on the upcoming diplomatic mission to ensure the administration's message remained consistent.

    Usage

    Commonly used in political journalism and government contexts.

    Pitfall
    The government sent medical aide to the region. The government sent medical aid to the region.

    Use 'aide' for a person who helps; use 'aid' for help itself or resources like money and food.

  2. 02 C1 Advanced FormalTechnical Military

    a military officer who acts as an assistant to a high-ranking officer.

    a military officer who serves as a personal assistant to a superior officer; a shortened form of aide-de-camp.

    Simple

    The general arrived at the base accompanied by a young aide.

    In context

    The colonel relied on his aide to manage his complex schedule and handle sensitive correspondence with the Ministry of Defence.

    Usage

    Often used as a synonym for 'aide-de-camp' in formal military writing.

    aide de campadjutant

When she took office she rebuffed aides who suggested she start tweeting: "People don't say 'pass me the hashtag newspaper, or I'd like a hashtag coffee'." Announcements were to be made formally.

BBC News· 20 Aug 2026

One of Trump's longest-serving and most loyal aides, 35-year-old Harp is trusted with typing out his Truth Social posts, among other top responsibilities.

BBC News· 19 Aug 2026

Borrowed from French aide ("aid; assistant", as in aide-de-camp (“field assistant”)). More at aid.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level C1 · Advanced
Frequency Frequent
Updated