The phrase is commonly used in the UK, so it might confuse English speakers from other countries. When I mentioned 'suck it and see' to my American friend, they were puzzled at first.
Pro Tip 2/3
Casual Use
It is informal, often used among friends or in casual settings, not in formal contexts. Shall we go to the new cafe for lunch? Let's suck it and see if we like it.
Pro Tip 3/3
Not Literal
It does not mean to literally 'suck'. It's a metaphor for trying something out. These instructions are complex, but just suck it and see if you can build the model.