at either end
 

* 1.at any of the two ends

2.at one end or the other

English Related Words* abnormal end

* active end

* after end

* airport runway end identifier lighting

* all good things must end

* an end

* approach end

* approach the end

* armature end

* arm's end

* at a loose end

* at an end

* at his wits end

* at my wits' end

* at one's wits' end