Green’s Dictionary of Slang

size (up) v.

(orig. US)

1. to estimate, to assess, to get to know about; thus sizing n., sizing up n.

[US]W.T. Porter Big Bear of Arkansas (1847) 94: I thot I’d size her pile.
‘Mark Twain’ Punch, Brothers, Punch! 73: Somehow, it seemed to size the country [DA].
[US]C.F. Lummis letter in Byrkit Letters from the Southwest (1989) 5 Jan. 227: I sized the man up for about the meanest, windiest snide in the country.
[US]G. Devol Forty Years a Gambler 32: I then thought if I can get some more of that ‘go-your-money’ whisky into him, I can size him up.
[Aus]Bulletin (Sydney) 6 Sept. 15/4: The inspector [...] ‘sized’ these two men, then formed them into line, and opened the ranks for inspection.
[US]Ade Fables in Sl. (1902) 40: After she had sized up the front room through the Lorgnette, she would say: ‘My Good Woman, does your Husband drink?’.
[US]J. Flynt Tramping with Tramps 128: When she appears he ‘sizes her up’ as best he can.
[US]T. Dreiser Sister Carrie 119: He began to ‘size up’ Drouet from the standpoint of wit and fascination.
[US]C.R. Wooldridge Hands Up! 323: He sized both officers, and then suddenly threw himself upon them.
[US]C. Connors Bowery Life [ebook] De old bloke pulled out er pair uv gig-lamps an’ put ’em on, an’ den he give me er grate sizin’ up.
[US]‘Hugh McHugh’ You Can Search Me 13: I’ve got you sized.
[US]S. Ford Shorty McCabe 52: The brigandess, sizing us up for a couple of pikers, reckoned that we wouldn’t pan out much cash.
[UK]Marvel 17 Nov. 465: I’ll just drop in and size him up.
[US]H. Hapgood Types From City Streets 324: He tells good stories, and the grafters like the way he ‘sizes up’ life.
[US]Ade ‘The New Fable of The Toilsome Ascent’ in Ade’s Fables 185: Even his trusty Henchmen were frightened [...] They did not have him sized, that was all.
[US]Z. Grey Rainbow Trail (1961) 72: He certainly sized me up.
[US]Ade Hand-made Fables 89: He sized the other Notables close at hand.
[UK]‘Sapper’ Bulldog Drummond 11: I guess you’ve got us sized up to the last button.
[US]M.C. Sharpe Chicago May (1929) 48: I lived there several weeks, sizing up the situation.
[US]L. Berg Prison Nurse (1964) 29: I’m sorta sizin’ her up for myself.
[US]D. Runyon ‘Social Error’ in Runyon on Broadway (1954) 460: Dave the Dude sizes them up for a minute.
[Aus]L. Glassop We Were the Rats 76: He was sizing me up.
[US]F. Brown Fabulous Clipjoint (1949) 32: I used to run a mitt-camp with the carney [...] You get so you can size people up.
[US]N. Algren Man with the Golden Arm 155: ‘That about sizes it up,’ Sparrow thought discreetly.
[UK]G. Kersh Fowlers End (2001) 62: Generally, I can size a bloke up. But I ’aven’t got the size of you yet.
[US]R. Chandler Playback 138: I can size up a man.
[UK]A. Wesker Chips with Everything I vi: You know, I’ve been looking at this hut, sizing it up. Make a good warehouse.
[UK]P. Theroux Family Arsenal 254: McGravy sized him up, as if trying to decide whether the taunting question deserved a serious reply.
[US]J. Ellroy Brown’s Requiem 69: His eyes turned shrewd, and as he sized me up he grabbed the door jambs.
[US]C. Stroud Close Pursuit (1988) 114: Jimmy paid no attention to these considerations. He had learned to leave the ‘sizing’ to Krush.
[US]D. Burke Street Talk 2 100: After sizing up the situation, I don’t think we should proceed.
[UK]Guardian Rev. 12 June 8: She sizes them up on the cellulite-scale.
[UK]Indep. Rev. 11 May 7: There was this geezer with a camera sizing the place up.
Dly Press (Newport News, VA) 15 July G10/3: He sized up the first cotton fields.
News Jrnl (Wilmington DE) 4 Oct. D3/3: ‘Wow, that’s impressive,’ said fellow contestant [...] as he sized up the competition.

2. to amount to.

[US]E. Nye Baled Hay 126: Time, at last, makes all things size up in proper shape.
H. James Ivory Tower 91: The question of what Gray’s ‘interest’ [...] might size up to.
[US]F. Packard White Moll 86i: ‘What’s the haul size up at?’ he demanded. ‘Anything in the safe besides the shiners?’.

3. to appear, to seem to be.

[US]D. Runyon ‘Madame La Gimp’ in Runyon on Broadway (1954) 244: The guy sizes up as a right good thing.