Did you by any chance mean tieback?
Examples
“Not only out of its place is like a tintack loose on the floor; it might have been most serviceable somewhere else, & is capable of giving acute & undeserved pain where it is.”
“Paul's hiding-place for his literary work was above these sheets of paper, and one day when old Armstrong stood by his side, a tintack gave way beneath the superincumbent weight, and the whole bundle of scraps in verse and prose fell at the author's feet Armstrong stooped for it, and Paul went red and white, and his legs shook beneath him.”
Lists
These user-created lists contain the word ‘tintack’.
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Bird Wirds: Sundry Nicknames
A list of birders' "shorthand" names, traditional nicknames, non-English names, and obsolete names for feathered creatures worldwide.
Interesting blog entry here on naming U.S. birds.welsh ambassador, goatsucker, french magpie, timberdoodle, butterbutt, popinjay, logcock, old cranky, long john, sprog, butterbum, wedgie and 697 more...
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The Third Policeman by Flann O'Brien
discovered while reading this book.
balustrade, desideratum, laity, elysium, lairage, lambing, banjaxed, incontinence, tintack, jamb, hors de combat, nolle prosequi and 75 more...
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That's enough of your black-chat
Nicknames of the white-fronted black-chat, as listed by ressetee on baldyhead.
baldyhead, tintack, bumps, clipper, moonbird, white-fronted nun, ringlet, ringneck, single-bar, tang
Tweets
Looking for tweets for tintack.

reesetee See baldyhead. Apr 23, 2009