'Tighter' definitions:

Definition of 'Tighter'

From: GCIDE

Tight \Tight\, a. [Compar. Tighter (t[imac]t"[~e]r); superl. Tightest.] [OE. tight, thiht; probably of Scand. origin; cf. Icel. [thorn][=e]ttr, Dan. t[ae]t, Sw. t[aum]t: akin to D. & G. dicht thick, tight, and perhaps to E. thee to thrive, or to thick. Cf. Taut.]
1. Firmly held together; compact; not loose or open; as, tight cloth; a tight knot. [1913 Webster]
2. Close, so as not to admit the passage of a liquid or other fluid; not leaky; as, a tight ship; a tight cask; a tight room; -- often used in this sense as the second member of a compound; as, water-tight; air-tight. [1913 Webster]
3. Fitting close, or too close, to the body; as, a tight coat or other garment. [1913 Webster]
4. Not ragged; whole; neat; tidy. [1913 Webster]
Clad very plain, but clean and tight. --Evelyn. [1913 Webster]
I'll spin and card, and keep our children tight. --Gay. [1913 Webster]
5. Close; parsimonious; saving; as, a man tight in his dealings. [Colloq.] [1913 Webster]
6. Not slack or loose; firmly stretched; taut; -- applied to a rope, chain, or the like, extended or stretched out. [1913 Webster]
7. Handy; adroit; brisk. [Obs.] --Shak. [1913 Webster]
8. Somewhat intoxicated; tipsy. [Slang] [1913 Webster]
9. (Com.) Pressing; stringent; not easy; firmly held; dear; -- said of money or the money market. Cf. Easy, 7. [1913 Webster]

From: GCIDE

Tighter \Tight"er\, n. A ribbon or string used to draw clothes closer. [Obs.] [1913 Webster]