The phrase "about to pull out" is correct and usable in written English.
It can be used in contexts where someone is indicating they are on the verge of withdrawing or leaving a situation, often used in both literal and figurative senses.
Example: "He was about to pull out of the deal when he received a better offer."
Alternatives: "on the verge of exiting" or "ready to withdraw".
"The train's about to pull out".
Now it is about to pull out of proprietary trading altogether.
Patrick Mouratoglou, Williams' coach, revealed on Sunday: "Thirty minutes before the Hantuchova match she was about to pull out.
They are now likely to make its life more difficult.Above all, there is still no clear evidence that the economy is about to pull out of recession.
For now, there is broad satisfaction that a transport project designed expressly to invigorate the north's economy is about to pull out of the station.
("If the gravy train was about to pull out, Park writes, "these guys werent going to be left standing on the platform).
William A. Orme Jr. (NYT) ISRAEL: PULLOUT COSTS It will cost about $250 million to pull out of Lebanon this year and build new defenses, Finance Minister Avraham Shochat said, quoting army estimates.
President-elect Donald Trump's remarks about wanting to pull out of the Paris climate accord were met last week with threats of a special tax on U.S. goods ― from a famously conservative and pro-American French presidential candidate.
Other respondents described examples of their partners engaging in some form of deception that lead to increased risk, such as lying about intentions to "pull out", secretly tampering with contraception methods to increase the chances of pregnancy, or a partner not revealing that he/she had an STI in order to have unprotected sex.
REALITY CHECK At about 6, I start to pull out the market stuff and make dinner.
It took the doctor about 20 seconds to pull out chunks of the dead roach, and Holley saw what she thought was the remains of a small insect.
