keep (one's) shirt on
To remain calm or patient

[TahlilGaran] Dictionary of Contemporary English ▲

keep shirt on
keep (your) shirt on
to stay calm.
The meeting may be pretty unpleasant, so promise me you'll keep your shirt on.

Related vocabulary: keep your cool

[TahlilGaran] English Idioms Dictionary ▲

Keep shirt on!
Keep (your) shirt on!
[British, American & Australian, informal, British & Australian, informal]
a slightly impolite way of telling someone who is angry to try to be calm and patient.
Keep your shirt on! I'll be with you in a second.

[TahlilGaran] English Idioms Dictionary ▲

keep one's shirt on
to keep from losing one's temper or getting excited or or becoming too impatient, to be calm/patient
"Try and keep your shirt on! Everything will be all right in a few minutes."

"Keep your shirt on. You shouldn't get so excited about such a small problem."

[TahlilGaran] English Idioms Dictionary ▲

keep one's shirt on
v. phr., slang To calm down; keep from losing your temper or getting impatient or excited.
Bob got very angry when John accidentally bumped into him, but John told him to keep his shirt on.
■ Usually used as a command; may be considered impolite.
John said to Bob, "Keep your shirt on."
Antonym: GET ONE'S DANDER UP.

[TahlilGaran] English Idioms Dictionary ▲