The most common and most likely answer to this crossword clue is the 8 letter word BATHROBE
I've seen this crossword clue in Independent
B
A
T
H
R
O
B
E
More clues leading to the result BATHROBE
- Albert's heart, pounding inside loose garment
- 8 beat English 14 after shower?
- Bachelor pulsating with energy in domestic garment?
- Bishop buzzing with energy in gown
- Live, being host to a pulse? A habit of the clean-living
- Excited to get in live coverage after a dip
- Garment engineering graduate gets about a pound
- Poor Babe Ruth gets nothing for posh housecoat
- It covers up British beating European
- Find oneself internally pulsating in poolside outfit?
Buddy explains!

The straight part
We know that "domestic garment" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case domestic garment = bathrobe.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 BATHROBE mean?
BATHROBE noun- A robe usually made of terrycloth intended to be worn when one is still damp from bathing or when there is no immediate need to dress fully.