New American Oxford Dictionary
upfront
up front |ˌəpˈfrənt ˈˌəpˈfrənt | informal ▶adverb (usu. up front ) 1 at the front; in front: I was sitting up front. 2 (of a payment ) in advance: the salesmen are paid commission up front. ▶adjective 1 bold, honest, and frank: he'd been upfront about his intentions. 2 [ attrib. ] (of a payment ) made in advance. 3 at the front or the most prominent position: a literary weekly with an upfront section modeled on The New Yorker .
Oxford Dictionary
upfront
upfront |ʌpˈfrʌnt, ˈʌp - | informal ▶adverb (usu. up front ) 1 at the front; in front: he can play up front or in defence. 2 (of a payment ) in advance. ▶adjective 1 bold, honest, and frank: he'd been upfront about his intentions. 2 [ attrib. ] (of a payment ) made in advance. 3 chiefly N. Amer. at the front or the most prominent position: a literary weekly with an upfront section modelled on the New Yorker.
American Oxford Thesaurus
upfront
upfront adjective you should have been upfront with me from the beginning: frank, open, honest, candid, forthright, plain-spoken, direct, unequivocal.
Sanseido Wisdom Dictionary
upfront
ù p fr ó nt 形容詞 1 ⦅くだけて ⦆ «…について » 率直な, 単刀直入の «about » .2 〖名詞 の前で 〗前金の, 前払いの .副詞 前金で .