(now often with "down") To sink or submerge someone or something into bogland.
To prevent or slow someone or something from making progress.
(now often with "down") To sink and stick in bogland.
To be prevented or impeded from making progress, to become stuck.
(originally vulgar Britain) To defecate, to void one's bowels.
(originally vulgar Britain) To cover or spray with excrement.
To make a mess of something.
To provoke, to bug.
(usually with "off") To go away.
Stuck; unable to progress; having been bogged down.