allegiance

noun

al·​le·​giance ə-ˈlē-jən(t)s 

plural allegiances

1

a

: the obligation of a feudal vassal to a liege lord

b

: the fidelity owed by a subject, citizen, or noncitizen resident to a sovereign or government

We pledge allegiance to our country.

2

: devotion or loyalty to a person, group, or cause

allegiance to a political party

allegiant

ə-ˈlē-jənt 

adjective

Synonyms of allegiance

• loyalty
• commitment
• dedication
• devotion
• fidelity

Choose the Right Synonym for allegiance

fidelity, allegiance, fealty, loyalty, devotion, piety mean faithfulness to something to which one is bound by pledge or duty.

fidelity implies strict and continuing faithfulness to an obligation, trust, or duty.

marital fidelity

allegiance suggests an adherence like that of citizens to their country.

pledging allegiance

fealty implies a fidelity acknowledged by the individual and as compelling as a sworn vow.

fealty to the truth

loyalty implies a faithfulness that is steadfast in the face of any temptation to renounce, desert, or betray.

valued the loyalty of his friends

devotion stresses zeal and service amounting to self-dedication.

a painter's devotion to her art

piety stresses fidelity to obligations regarded as natural and fundamental.

filial piety

Examples of allegiance in a Sentence

He owes allegiance to them for all the help they have given him.

Both candidates are working hard to convince voters to switch allegiances.

Recent Examples on the Web

Glinda is engaged to be married to Prince Fiyero (Jonathan Bailey) who still has feelings for Elphaba, and the love triangle leads to switching allegiances and some emotional confrontations. —Brian Truitt, USA Today, 20 Nov. 2025

The 14 previous Ashes tests held in Western Australia’s state capital took place at the Western Australian Cricket Association Ground, affectionately or dauntingly (depending on your allegiance) known as the WACA. —Michael Bailey, New York Times, 19 Nov. 2025

While some were detained for their ideological allegiance to the republic that preceded Franco’s ascent, others had no formal partisan affiliations or were merely related to men who did. —Zaya Rustamova, The Conversation, 19 Nov. 2025

In a way, her developing relationship with Nile is its own unlikely allegiance. —Rafaela Bassili, Vulture, 13 Nov. 2025

Word History

Etymology

Middle English aligeaunce, borrowed from Anglo-French alleggeance, alter. (by addition of the verbal prefix a-, going back to Latin ad- ad-) of ligeance, from lige, liege liege entry 1 + -ance -ance

First Known Use

15th century, in the meaning defined at sense 1a

Kids Definition

allegiance

noun

al·​le·​giance ə-ˈlē-jən(t)s 

1

: loyalty and obedience owed to one's country or government

2

: devotion or loyalty to a person, group, or cause