An example would be using She/Her when around someone using She/Her, or He/They when around someone who uses He/They, or using She/He/They when around both people and so on.
It is similar to Mirrored Pronouns, but while a mirrorpronomial person mirrors the pronouns of the individual referring to them, an absorpronominal person absorbs the pronouns of others by simply being around them without needing interaction.
History and Flag
The term and flag were coined on or before Nov 14th, 2021, when the definition and flag was posted by tumblr user pronounfluid-culture-is.
The creator of the flag and it's meaning are unknown.