toss-up

noun

ˈtȯs-ˌəp 

ˈtäs-

1

: something that offers no clear basis for choice

2

: toss sense 1c

3

: an even chance

Examples of toss-up in a Sentence

Recent Examples on the Web

Recent polls show Jackson barely leading Collins, in a race that is widely viewed as a toss-up. — Connor Greene, Time, 30 Oct. 2026

The race is among the contentious toss-up contests that will help determine control of the upper chamber as the incumbent Sullivan vies for a third term. — Ramsey Touchberry, The Washington Examiner, 29 Oct. 2026

The hidden advantage that could turn Senate toss-ups into GOP wins. — FOXNews.com, 29 Oct. 2026

Although Ohio has become more reliably red in recent years, the race between Husted and Democrat Sherrod Brown, who served in the Senate from 2007 to 2025, is currently considered a toss-up by CBS News. — Caroline Linton, CBS News, 28 Oct. 2026

Word History

First Known Use

1812, in the meaning defined at sense 2

Rhymes for toss-up

• backup
• blowup
• breakup
• buildup
• checkup
• cleanup
• holdup
• hookup
• lineup
• lockup
• makeup
• markup

Kids Definition

toss-up

noun

-ˌəp

: something that offers no clear choice

it's a toss-up who will win