Wellness 69
Grown-up answers, plainly given

Intimacy & Desire

Flirting And How Interest Is Signalled

Flirting is deliberately ambiguous because ambiguity limits the cost of rejection, which explains its indirectness and why it is so frequently misread.

Side view of couple sitting on sofa with glasses of drink and having conversation
Side view of couple sitting on sofa with glasses of drink and having conversation · Photo via Pexels
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Flirting is often described as a skill some people have and others lack. It is more usefully described as a signalling problem with a specific structure.

Ambiguity is the point, not a flaw

An unambiguous statement of interest is efficient but expensive. If it is declined, both parties have to deal with an explicit rejection that cannot be walked back.

An ambiguous signal can be denied by either side. It can be reinterpreted as friendliness, humour or nothing at all, and the interaction continues without anyone losing face.

So the indirectness that makes flirting confusing is the feature doing the work. It buys deniability, and deniability is what makes the approach affordable at all.

Escalation happens in small reciprocal steps

Interest is typically established through a sequence: attention, then sustained eye contact, then reduced physical distance, then brief incidental touch, each waiting on a response.

Each step is small enough to be retracted. If it is not returned, the sequence stops, and the interaction settles back to whatever it was before without an explicit refusal.

This is why the pace matters so much. Skipping steps removes the other person's ability to decline quietly, which is what makes it feel like pressure rather than interest.

Why misreading is so common

The same behaviours occur in ordinary friendliness. Warmth, laughter and attention are not exclusive to attraction, and some people display them at high levels with everyone.

Context and role change the meaning further. Attentiveness from someone whose job involves being attentive carries much less information than the same behaviour from a stranger.

Because the signals are ambiguous by design, confident interpretation of a single cue is unreliable. Patterns across time and across several channels are considerably more informative.

The asymmetry that makes this uncomfortable

Where there is a difference in power — at work, in teaching, in any hierarchy — the cheaper deniability runs mostly one way, and the person with less power carries the cost of misreading.

That asymmetry is why professional settings tend to have explicit norms rather than relying on the usual signalling. Ambiguity is a poor mechanism when the stakes are unequal.

The same reasoning applies to persistence. Repeating an unreturned signal removes the other person's exit and converts a low-cost interaction into one they have to actively refuse.

What replaces guessing

Interest that has been reciprocated a few times can be made explicit at low cost, because the ambiguity has already done its job of establishing that the question is welcome.

Direct questions about what someone wants are not the death of romance. They are what the ambiguous phase was always working towards, and they are what consent actually requires.

Where reading other people's signals is a persistent source of distress or repeated difficulty, that is something a therapist can work on concretely, and it is a common reason people seek one.

Dr Ayesha Quraishi
Medical Editor, Wellness 69

Ayesha is a practising GP with a special interest in sexual and reproductive health. She has spent a career answering questions people apologise for asking.

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