Cinch
(PW)easy
Adding and subtracting was always a cinch.
(MW)
Pronunciation: ˈsinch
Function: noun
Etymology: Spanish cincha, from Latin cingula girdle, girth, from cingere — more at cincture
Date: 1859
1 : a girth for a pack or saddle
2 : a tight grip
3 a : a thing done with ease b : a certainty to happen
(free)
n
1. Slang an easy task
2. Slang a certainty
3. (Individual Sports & Recreations / Horse Training, Riding & Manège) a US and Canadian name for girth [3]
4. Informal a firm grip
(dictionary)
1. a strong girth used on stock saddles, having a ring at each end to which a strap running from the saddle is secured.
2. a firm hold or tight grip.
3. Informal.
a. something sure or easy: This problem is a cinch.
b. a person or thing certain to fulfill an expectation, esp. a team or contestant certain to win a sporting event: The Giants are a cinch to win Sunday's game.