bog

1. transitive verb

2. :  to cause to sink into or as if into a bog (see ¹bog) :  impede, mire —usually used with down a car that had gotten bogged down in the mud easy to get bogged down in the details

3. intransitive verb

4. :  to become impeded or stuck —usually used with down Extra demand can cause the system to bog down.

British

1. :  lavatory 2

1. :  wet spongy ground that is usually acid and found next to a body of water (as a pond)

1. :  to sink or stick fast in or as if in a bog The car bogged down in the road. I got bogged down in my work.