The most common and most likely answer to this crossword clue is the 6 letter word SEABED
I've seen this crossword clue in The Guardian
S
E
A
B
E
D
More clues leading to the result SEABED
- Marine location's origin probed by sailor
- Sailor drilling into stone floor of ocean
- Notice daughter welcoming sailor in ground invariably wet
- Sailor absorbed by issue — one can’t sink lower than that!
- Ocean floor beginning to swallow sailor
- The cradle of the deep?
- First principle sailor grasped — not to finish on this!
- Sailor in pit finding Davy Jones’s locker?
- Home Counties sleeping underwater?
Buddy explains!
The straight part
We know that "one can’t sink lower than that" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case one can’t sink lower than that = seabed.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does SEABED mean?
SEABED noun- The floor or bottom of the sea or ocean.