[po.ny up] vb po.nied up ; po.ny.ing up [origin unknown] vt (1824): to pay (money) esp. in settlement of an account "ponied up $12.50 for the fine --Newsweek" ~ vi: pay
PONY UP
Meaning of PONY UP in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012