What is the meaning of Bum?

The buttocks.

The anus.

To sodomize; to engage in anal sex.

An expression of annoyance.

A homeless person, usually a man.

A lazy, incompetent, or annoying person, usually a man.

A player or racer who often performs poorly.

A drinking spree.

To ask someone to give one (something) for free; to beg for something.

To stay idle and unproductive, like a hobo or vagabond.

To wet the end of a marijuana cigarette (spliff).

Of poor quality or highly undesirable.

Unfair.

Injured and without the possibility of full repair, defective.

Unpleasant or unhappy.

To depress; to make unhappy.

A humming noise.

To make a murmuring or humming sound.

A bumbailiff.

boom

boom barrier, boom gate (a bar or pole that can be lowered or raised to controll the traffic)

customs (government agency that handles taxes of imported goods)

boom (a period of prosperity, growth, progress, or high market activity)

boom

swindle

cheat

trick

tree

Romanization of 𐌁𐌖𐌌

boom (sound of explosion)

bang (any brief, sharp, loud noise)

Alternative form of bom

Alternative form of boom

boom (sound of explosion)

boom (a rapid expansion or increase)

boom

first-person singular future of biti

boom

boom

act of building

Soft mutation of pum (five).

Source: wiktionary.org