The most common and most likely answer to this crossword clue is the 6 letter word INVEST
I
N
V
E
S
T
More clues leading to the result INVEST
- Put in authority as one incompletely dressed?
- Speculate, being shirtless?
- Pour resources into state having lost one’s shirt?
- Risk money on how 20, 18 performed
- Admit playfully judge has fallen for Victor
- Lay out trendy underwear
- Gamble, having lost one’s shirt?
- Lay out fashionable underwear
- Spend time delayed during seeking treatment for pet?
- Make a purchase, having lost one’s shirt?
Buddy explains!

The straight part
We know that "Spend" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case spend = invest.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 INVEST mean?
INVEST verb- To spend money, time, or energy on something, especially for some benefit or purpose; used with in.
- To clothe or wrap (with garments).
- To put on (clothing).
- To envelop, wrap, cover.
- To commit money or capital in the hope of financial gain.
- To ceremonially install someone in some office.
- To formally give (someone) some power or authority.
- To formally give (power or authority).
- To surround, accompany, or attend.
- To lay siege to.
- To make investments.
- To prepare for lost wax casting by creating an investment mold (a mixture of a silica sand and plaster).
- To be involved in; to form strong attachments to.
- An unnamed tropical weather pattern "to investigate" for development into a significant (named) system.