unfamiliar territory -Idioms

Idioms

unfamiliar territory

an area of knowledge unknown to the speaker

Trying to pilot an airplane was unfamiliar territory for the flight attendant.

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unknown quantity

until all hours (of the day or night)

until hell freezes over

until the cows come home

up a blind alley

up against (someone or something)

up against (something)

make a pitch (for someone or something)

end of one's rope

out of commission

dig (someone or something) up or dig up (someone or something)

earn one's keep

cut the mustard

happen upon (someone or something)

My Account / Test History

Fact
Human jaw muscles can generate a force of 200 pounds (90.8 kilograms) on the molars. .. More >>

Verbal Reasoning