heads up
heads up (idiom)
/ˌhɛdz ˈʌp/
Meaning
- a short warning to look out or pay attention because something is about to happen
- advance notice or a tip given so someone can get ready
- alert, sharp, and quick to notice a chance or a problem and act on it
- in poker, a game or hand with only two players left
Synonyms: warning, alert, notice, tip-off, look out, watch out, advance notice, FYI.
Example Sentences
- Heads up, Jake — that branch is falling right toward the path.
- Sarah sent Mike a heads up so he would know the client meeting had moved to Friday.
- Emma’s heads-up catch at shortstop saved the inning and won the game.
- After everyone else folded, Jake and Mike played heads up until the last card.
Etymology and Origin
It Started With Standing Straight
Before heads up became a quick warning in an email, it was something a sergeant barked on a parade ground. The idea was simple. Lift your head. Look forward. Don’t slouch. A raised head meant you were awake, proud, and ready for whatever came next. Almost every later meaning grew from that picture of a person who refuses to stare at the ground.
A British Drill Call
The phrase first took hold in Britain as a military order. On the square it meant hold your head high and keep in step. In tougher moments it also worked as a pep talk, close to chin up. The wording itself is plain English: heads plus up. No foreign import. Just a command that told a soldier how to carry himself.
The Oldest Lines in Print
The earliest written trace belongs to James Robertson. His Collection of Comic Songs, written before 1788 and printed in 1805, puts the order in a sergeant’s mouth: “Ecod, it were enough to make a cat laugh, to see sarjeant drilling me — ‘Heads up! higher! still higher!'” A few years later, Maria Edgeworth used the same call in her short play The Knapsack, published in 1801 in Moral Tales:
“They marched, and I amongst them, to face the enemy — heads up — step firm — thus it was — quick time — march!”
In both places the words still mean posture and spirit, not a flying brick or a surprise meeting.
When a Raised Head Meant You Were Sharp
Once people linked a lifted head with readiness, the phrase slipped off the barracks. In 1834 William A. Caruthers described a recruit in The Kentuckian in New York sitting “heads up,” stiff as a man on drill. Anna Sewell’s Black Beauty (1877) still hears the old parade-ground tone: officers like a regiment that looks the part, “Heads up, and all that.” America then gave the phrase a sporting life. A 1913 Florida paper praised a man who was “always right on the job, and looking ‘heads up.'” On 6 November 1914 The Washington Post spelled out the new sense in an ad: “‘Heads up.’ A baseball and football term signifying alertness, action.” A heads-up player was the one who saw the play early and moved first.
The Quiet Warning We Use Now
The everyday noun — a short tip so no one is caught off guard — arrived much later and took root in the United States. It grew from the old shout Heads up! used when something was coming at you from above. In August 1979 The Washington Post called an intelligence note a “heads-up alert” after word spread that Ambassador Andrew Young had met a PLO official. Soon offices and newsrooms were giving each other a heads-up before a visit, a change, or a problem landed. The shout and the noun now live together. One still flies across a field. The other slips into a sentence.
The Same Picture, New Jobs
Pilots later borrowed the image for a heads-up display, a screen that keeps the numbers in front of their eyes so they never have to look down. Poker players call a two-person showdown heads-up. Those uses share the old idea of eyes forward, but they are later branches. The root is still that drill command that asked a person to lift the head and meet what was coming.
Variants
- heads-up
- Heads up!
- give someone a heads-up
- send a heads-up
- heads-up display
- heads-up poker
- heads-up play
Similar Idioms
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