section a-a a-a

A-A-A conjugation structure

S-A(A-A) missile

A.A.A.

Enterprises in which the workers have a high risk

have a ball

have a bee in one’s head

have a big mouth

have a bone in one’s leg

have a bone in one’s throat

have a brick in one’s hat

have a button missing

have a card up one’s sleeve

have a chance encounter

have a chat with

have a chin

have a chip on one’s shoulder

have a cobweb in the throat

have a cog loose