The definition worth using
Borrowed from poker, and the borrowing is exact: tilt is a state in which your decision-making process is replaced by a worse one, without you noticing the substitution.
The important word is noticing. On tilt you are not ignoring your rules. You are generating reasons why this particular situation is an exception, and the reasons feel like analysis. This is why "just follow your plan" is useless advice for someone in the state — they believe they are.
It is also why tilt is dangerous in a way that frustration is not. An angry trader knows they are angry. A trader on tilt feels clear-headed and is making a sequence of small, individually defensible decisions that add up to something they would never have chosen in advance.
What sets it off
Not always a loss. Common triggers, in rough order of how often they appear:
- A loss that feels unfair — stopped out by a wick, then the move goes your way.
- A missed trade. Watching the move you identified happen without you is worse for many people than losing.
- A win that was too easy. Less discussed, equally real: an outsized gain resets your sense of what a normal position is.
- Fatigue. The least dramatic and possibly the most common.
The signature in your file
Individually these are weak signals. Together, on the same day, they are close to diagnostic:
Gaps between trades compress. Your typical pause between an exit and the next entry shortens sharply.
Size goes above your own norm. Not one large position — a run of them, relative to what you usually do.
The instrument set widens. Trades appear on symbols outside your usual few. This is the one people rarely notice about themselves, and it is often the clearest marker: on tilt the search for a trade expands to wherever a trade can be found.
A fourth, if your export carries stops: trades without a stop level, on an account that normally sets one.
The discipline check runs several of these against your own file. It cannot tell you which day you were on tilt, but it will tell you whether the pattern exists in your history at all.
What to do about it
The interventions that work share one property: they are decided in advance and require no judgement in the moment.
A loss limit that ends the session. Not a target to think about — a number that closes the platform. Its whole value is that it is not a decision made while on tilt.
A physical break with a defined length. Ten minutes away, timed. Short enough to be tolerable, long enough to break the loop.
A written pre-trade check for after a loss. Three lines, answered honestly: what is the setup, what is the risk, and would I take this if the last trade had won. The third question is the one that does the work.
What does not work is deciding, mid-session, to be more disciplined. That decision is made by the same process that is already compromised.
Ruling it out
If your file shows no compression in gaps, no size drift and no instrument spread, then whatever is costing you money, it is not this — and you can stop reading about it. That is a real answer, and it is the reason this section prefers evidence to description.