1. number close - Noun
2. number close - Verb
number close (third-person singular simple present number closes, present participle number closing, simple past and past participle number closed)
(seduction community) To end a pickup of a woman by getting her telephone number.
I number closed her but she flaked.
number close (plural number closes)
(seduction community) The successful acquisition of a woman's telephone number at the end of a pickup attempt.