The lowest point or part

• - the bottom of the page

• - she paused at the bottom of the stairs

The lower surface of something

• - place the fruit on the bottom of the dish

The part on which a thing rests; the underside

• - he sat on the bottom of an upturned bucket

The ground under a sea, river, or lake

• - the liner plunged to the bottom of the sea

The seat of a chair

The lowest position in a competition or ranking

• - he started at the bottom and now has his own business

The basis or origin

• - there's a mad scientist at the bottom of it all

The lower half of a two-piece garment

• - pajama bottoms

• - a skimpy bikini bottom

The lowest part of the hull of a ship, esp. the relatively flat portion on either side of the keel

A ship, esp. considered as a unit of transport capacity

Stamina or strength of character, esp. of a horse

The buttocks

• - he climbs the side of the gorge, scratching his bottom unselfconsciously

The second half of an inning

• - the bottom of the ninth

One of six flavors of quark

A male who takes the passive role in homosexual intercourse, esp. anal intercourse