Third-person singular simple present indicative form of colour outside the lines

To clearly show one's support for a side or opinion in a dispute, often indicating an intention to defend that side to the end.

Alternative spelling of show one's true colors

present participle of nail one's colours to the mast

simple past tense and past participle of nail one's colours to the mast

Third-person singular simple present indicative form of nail one's colours to the mast

Alternative spelling of colorfast (Items with dyes or pigments that are capable of producing a stable colouring effect.)

Having little or no colour. / (of a liquid) Water white. / Lacking in interest or variety.

(British spelling) Britain standard spelling of colorize.

UK standard spelling of colorization.