toss for (something)
To flip a coin with someone in order to decide or determine who gets to have or do something. A name or personal pronoun can be used between "toss" and "for." We both wanted to go with him to the concert, so we decided to toss for it. A: "No, it's your turn to do the dishes." B: "Aw, come on, I'll toss you for it!" There's only one chocolate bar left, so let's toss for it.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
toss (someone) for something
Fig. to decide with someone, by tossing a coin, who will get or do something. Let's see who gets to go first. I'll toss you for it. I'll toss for it. Let's toss for it.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
To compete for something by flipping a coin to determine the winner: There's one window seat, so let's toss for it. The candidates tossed for the chance to speak first at the debate.
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.