tiu4 zam1條針条针

Jyutpingtiu4 zam1
Yaletìuh jām

Definition

A source or police informer.

colloquialpeopleslang

How it's used

Refers specifically to an informant or a mole within an organization or group. It carries a slightly conspiratorial or secretive tone, often used when discussing how information leaked or how someone gained an advantage. It is distinct from a formal witness or official source.

Measure word

go3go

Common phrases

to act as an informant
to gather intelligence

Common mistake

Do not confuse this with the literal needle, which is also 針. The classifier 條 is essential here to distinguish the person acting as an informant from the physical object.

Grammar color guide

Noun
Verb
Adjective
Adverb
Pronoun
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Particle
Connector