plug-hole

n (Brit) (US drain) hole into which a plug(1) fits, esp in a basin, sink or wash-basin 排水孔（尤指洗脸池、 洗物池等的）.

Pliocene, plod, plodder, plodding, ploddingly, plonk, plop, plosive, plot, plough, plough (US plow), ploughman (US plowman), ploughshare (US plowshare) (also share), plover, plow, ploy, pluck, pluckily, plucky, plug, plum, plum pudding, plumage, plumb, plumb-line, plumber, plumbing, plume, plummet, plummy, plump, plumpness, plunder, plunderer, plunge, plunger, plunk, pluperfect, plural, pluralism,