[at one's heels] {adv. phr.} Close behind; as a constant follower […]

[at one's service] {adv. phr.} 1. Ready to serve or help […]

[at present] {adv. phr.} At this time; now. * /It took […]

[at random] {adv. phr.} With no order, plan, or purpose; in […]

[at sea] (1) {adv.} or {adj. phr.} 1. On an ocean […]

[at sight] or [on sight] {adv. phr.} 1. The first time […]

[at that] {adv. phr.}, {informal} 1. As it is; at that […]

[at the drop of a hat] {adv. phr.}, {informal} 1. Without […]

[at the outset] {adv. phr.} At the start; at the beginning. […]

[at the outside] {adv. phr.} Maximally; at the utmost. * /This […]