Last Updated：2025/11/23

(transitive, intransitive, radio slang) To communicate (with) by means of amateur radio.

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QSO

Source Word

QSO

Verb

intransitive slang transitive

(transitive, intransitive, radio slang) To communicate (with) by means of amateur radio.

Japanese Meaning

アマチュア無線を用いて交信する / 無線で通信する

We QSO with a station in Australia during the contest.

コンテスト中にオーストラリアの局と交信します。

Sense（1）

(transitive, intransitive, radio slang) To communicate (with) by means of amateur radio.

The basic award is issued when 500 countries have been successfully QSOed on the three bands.

QSOs

（ present singular third-person ）

QSOing

（ participle present ）

QSOed

（ participle past ）

QSOed

（ past ）