This is an old Sea Shanty, Chris and I feel it will fit in well with the March theme and to demonstrate, we put together a little video. There are many different sets of lyrics for this song so we took liberty of the arrangement to a small extent.
A maneuver called swigging was sometimes used to give a last strong tightening pull on a halyard. This essentially involved one or more sailors reaching high and hanging on the line with their full weight-hence, the association with hanging at the halyards where this chantey was used.
A video for this song: