A warm place that captures the heat of the sun.(noun)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "suntrap" in a sentence
"After I popped in to order a takeaway, the waiter asks if I would like to sit in the restaurant, rather than the hot, stuffy suntrap waiting area, before, unprompted, bringing over a glass of water and bowl of prawn crackers."
"Passions run high when it comes to the title of sunniest place in Britain, and Eastbourne also boasts of being "the suntrap of the south"."
"He loves the warmth and passes the afternoons in a suntrap in the lee of the byre."