plural of least

in the smallest or lowest way

to a lesser extent than anything else

Salix herbacea, a tiny creeping shrub widely distributed in alpine and Arctic environments. / Salix rotundifolia, a densely matted shrub growing in tundral regions.

plural of least weasel

(mathematics) A method of fitting a straight line through a series of points such that the sum of the squares of the residuals is minimized

A small insect-eating passerine bird in the tyrant flycatcher family, and the smallest member of the genus Empidonax, native to North America.

(colloquial) Least bad; the best among unsatisfactory alternatives.

plural of least flycatcher

An expression to start the last item of a list, emphasising that while it is listed last, it is just as important as the rest of the items.