about to

/əˈbaʊt tuː/
on the verge of

I was about to leave when the phone rang.

I was on the point of leaving when the phone rang.


neutral

on the verge of doing something imminently

She was about to start her presentation when the lights went out.

She was just starting her presentation when the lights went out.

We were about to eat dinner when the guests arrived.

We were ready to eat dinner when the guests arrived.

Used to indicate an action that is imminent or just about to happen. Often followed by a verb in the infinitive form.

Collocations

be about toused to indicate imminence

Related Phrases

just about tophrase
very close to doing something
on the verge ofphrase
very close to the point where something is about to happen

Pro Tip

Imminence Indicator

Use 'about to' to show that an action is imminent. It often creates suspense or urgency in storytelling.

Gold Rule

Verb Form

Always followed by the infinitive form of a verb (to + base verb).

Tense Consistency

Used with past, present, or future tenses to indicate imminence in that time frame.

Word Origin

The phrase 'about to' originates from Middle English 'aboute' (near) combined with the infinitive marker 'to'. The sense of imminence developed from the idea of being close to an action.

Usage Notes

Common in both spoken and written English. Often used in narratives to create a sense of immediacy. Not typically used in formal legal or technical writing.

Word Breakdown

about
near or close to
preposition
+
to
infinitive marker
particle
English Dictionary