I.down1[美 daʊn, 英 daʊn]副down often appears as the second element of certain verb structures in English (back down, clamp down, tone down, etc). For translations, see the relevant verb entry (back, clamp, tone, etc).
On this night, about 60 people -- mostly 60-ish looking women -- plunk down $28 for cafeteria-style baked chicken breast and rice pilaf and "free" bingo cards.