the exact time when an attack or other military action will start
The air force planes waited until zero hour in order to begin their bombing mission.
zero in on
zoom in on (someone or something)
bark up the wrong tree
put a damper on (something)
time to catch one's breath
lock horns with (someone)
take (someone) for a fool
trot (something) out or trot out (something)
a ripple of protest
a thorn in (someone's) side
My Account / Test History
The maw-worm can grow to 30 centimetres (1 foot) and then come out of the body from any gap or hole, including the corner of the eye.
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