A trough from which cattle are fed

(UK, informal) A manoeuvre in which one person is pushed upwards by another, or others, in order to climb over a fence or similar obstacle. / (slang) Casual sex.

(intransitive, informal) To sleep in the same house, room or bed as someone else.

To share a sleeping arrangement, such as a bed, bedroom or stack of bunk beds.

(fandom slang) Used to imply that one needs to excuse oneself to privately indulge in a pleasurable activity, particularly masturbation.

Alternative spelling of bunk bed

(Britain, slang) One who bunks off; a truant from school.

(nautical); (sports); Often followed by down: to take shelter in a bunker or other place. / (nautical) Of a vessel: to take a load of coal or fuel oil for its engine.

(military) A hardened shelter, often partly buried or fully underground, designed to protect the inhabitants from falling bombs or other attacks.

(US, regional) The menhaden, any of several species of fish in the genera Brevoortia and Ethmidium.