The literal definition of the word "boomslang" is "a venomous, tree-dwelling snake... of tropical and southern Africa". The expression "I got boomslang..." in South Africa means to get caught up in something (like a boomslang snake hanging from a tree.) For example, "I was about to leave work when I got boomslang by a customer who needed something, and had to stay late."
The literal definition of the word "boomslang" is "a venomous, arboreal serpent... found in tropical and southern Africa". In South Africa, using "I got boomslang..." implies being entangled or caught up in a situation (like a boomslang snake hanging from a tree.) For example, "I was about to leave work when I got boomslang by a customer who needed something, and had to stay late."