heads-up

noun

1. 1

   A warning or call to pay attention; an advisory notice; a notice of what is to happen; a holler.

   Send everyone a heads-up about the inspection tomorrow.

2. 2

   Involving two players. (usually said when there are only two players in the table; or, when all players except two folded)

   There were only two of us, so we started playing heads-up.

   There are seven players on the table. Five folded, the remaining two played heads-up until the showdown.

adjective

1. 1

   With head directly above the neck, eyes front.

   A heads-up posture meant the pilot couldn't pay attention to his instruments.

2. 2

   Alert; vigilant

   Getting those marbles off the red carpet was a real heads-up move.

Forms

plural

heads-ups

comparative

more heads-up

superlative

most heads-up