• at any rate
• at any time
• at best
• at break
• at break of the day
• at breakfast
• at breakneck speed
• at buyer's option
• at buyer's risk
• at call
• at church
• at close quarters
• at close range
• at compile time
• at constant prices
• at cost
• at current prices
• at dead of night
• at discretion
• at due date
• at ease
• at every turn
• at first
• at first blush
• at first hand
• at first sight
• at full blast
• at full pelt
• at full speed
• at full time
• at given rate or better
• at great expense
• at ground level
• at half price
• at hand
• at haphazard
• at heart
• at home
• at home day
• at hourly intervals
• at issue
• at ist time
• at it
• at large
• at last
• at least
• at leisure
• at length
• at low cost
• at low prices
• at maturity
• at most
• at my cost
• at my house
• at night
• at nightfall
• at no charge
• at noon
• at object time
• at off-peak hours
• at once
• at one fell swoop
• at one go
• at one time
• at one's own charge
• at optimal costs
• at our meeting
• at par
• at personal inconvenience
• at point-blank range
• at point-point
• at present
• at present, for the time being, at the time of
• at prime time
• at random
• at receiver's risk
• at reduced prices
• at request of
• at risk
• at roost
• at run time
• at sb.'s instigation
• at school
• at sea
• at sea level
• at seller's option
• at sight
• at sign
• at start time
• at sunrise
• at sunset
• at table
• at ten o'clock sharp
• at that time
• at the age of
• at the age of 30
• at the back of beyond
• at the back of the house
• at the baker's
• at the bar