be on to
{v. phr.} To understand the motives of someone; not be deceived. * /Jack keeps telling us how wealthy his family is, but we are on to him./

Dictionary of American idioms. 2013.

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  • be on to — {v. phr.} To understand the motives of someone; not be deceived. * /Jack keeps telling us how wealthy his family is, but we are on to him./ …   Dictionary of American idioms

  • On to — On On ([o^]n), prep. [OE. on, an, o, a, AS. on, an; akin to D. aan, OS. & G. an, OHG. ana, Icel. [=a], Sw. [*a], Goth. ana, Russ. na, L. an , in anhelare to pant, Gr. ana , Zend ana. [root]195. Cf. {A }, 1, {Ana }, {Anon}.] The general… …   The Collaborative International Dictionary of English

  • to be on the safe side — {adv. phr.} To take extra precautions; reduce or eliminate the possibility of a mistake, an error, or even danger. * /Dad always keeps his valuables in a bank s safe deposit box, just to be on the safe side./ Compare: JUST IN CASE …   Dictionary of American idioms

  • to be on the safe side — {adv. phr.} To take extra precautions; reduce or eliminate the possibility of a mistake, an error, or even danger. * /Dad always keeps his valuables in a bank s safe deposit box, just to be on the safe side./ Compare: JUST IN CASE …   Dictionary of American idioms

  • To be on the mending hand — Hand Hand (h[a^]nd), n. [AS. hand, hond; akin to D., G., & Sw. hand, OHG. hant, Dan. haand, Icel. h[ o]nd, Goth. handus, and perh. to Goth. hin[thorn]an to seize (in comp.). Cf. {Hunt}.] 1. That part of the fore limb below the forearm or wrist in …   The Collaborative International Dictionary of English

  • To be on foot — Foot Foot (f[oo^]t), n.; pl. {Feet} (f[=e]t). [OE. fot, foot, pl. fet, feet. AS. f[=o]t, pl. f[=e]t; akin to D. voet, OHG. fuoz, G. fuss, Icel. f[=o]tr, Sw. fot, Dan. fod, Goth. f[=o]tus, L. pes, Gr. poy s, Skr. p[=a]d, Icel. fet step, pace… …   The Collaborative International Dictionary of English

  • To be up to — Up Up ([u^]p), adv. [AS. up, upp, [=u]p; akin to OFries. up, op, D. op, OS. [=u]p, OHG. [=u]f, G. auf, Icel. & Sw. upp, Dan. op, Goth. iup, and probably to E. over. See {Over}.] [1913 Webster] 1. Aloft; on high; in a direction contrary to that of …   The Collaborative International Dictionary of English

  • To be on edge — Edge Edge ([e^]j), n. [OE. eg, egge, AS. ecg; akin to OHG. ekka, G. ecke, Icel. & Sw. egg, Dan. eg, and to L. acies, Gr. akh point, Skr. a[,c]ri edge. [root]1. Cf. {Egg}, v. t., {Eager}, {Ear} spike of corn, {Acute}.] 1. The thin cutting side of… …   The Collaborative International Dictionary of English

  • To be on her beam ends — Beam Beam (b[=e]m), n. [AS. be[ a]m beam, post, tree, ray of light; akin to OFries. b[=a]m tree, OS. b[=o]m, D. boom, OHG. boum, poum, G. baum, Icel. ba[eth]mr, Goth. bagms and Gr. fy^ma a growth, fy^nai to become, to be. Cf. L. radius staff, rod …   The Collaborative International Dictionary of English

  • To be on the long side of the market — Long Long, a. [Compar. {Longer}; superl. {Longest}.] [AS. long, lang; akin to OS, OFries., D., & G. lang, Icel. langr, Sw. l[*a]ng, Dan. lang, Goth. laggs, L. longus. [root]125. Cf. {Length}, {Ling} a fish, {Linger}, {Lunge}, {Purloin}.] 1. Drawn …   The Collaborative International Dictionary of English

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