Standard Lemma guide

say-so

noun · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /ˈseɪˌsəʊ/
  • General-American: /ˈseɪˌsoʊ/

1

noun

Meaning 1

Authority, as backing some statement, injunction, or command.

Definition source: English Wiktionary via Wiktextract

Usage: informal

Examples

  • I wouldn't buy anything that expensive just on the say-so of a saleman.
  • You are not to go into that room without my say-so.
  • On whose say-so?

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

the power or right to give orders or make decisions

Definition source: Princeton WordNet 3.0

Examples

  • he has the authority to issue warrants
  • deputies are given authorization to make arrests
  • a place of potency in the state

Meaning relationships

Synonyms: authority, authorization, authorisation, potency, dominance

Antonyms: none provided

Broader terms: control

Narrower terms: power of appointment, carte blanche, command, imperium, lordship, muscle, sovereignty

3

noun

Meaning 3

an authoritative declaration

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: pronouncement, dictum

Antonyms: none provided

Broader terms: declaration

Narrower terms: directive

4

noun

Meaning 4

one chap's arbitrary assertion

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: affirmation, assertion, statement

History

Etymology

From say + so. Compare says who.